CN103048060A - Junction temperature measuring device for LED (Light Emitting Diode) lamp - Google Patents
Junction temperature measuring device for LED (Light Emitting Diode) lamp Download PDFInfo
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- CN103048060A CN103048060A CN2011103079914A CN201110307991A CN103048060A CN 103048060 A CN103048060 A CN 103048060A CN 2011103079914 A CN2011103079914 A CN 2011103079914A CN 201110307991 A CN201110307991 A CN 201110307991A CN 103048060 A CN103048060 A CN 103048060A
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- 230000007246 mechanism Effects 0.000 claims abstract description 68
- 239000013307 optical fiber Substances 0.000 claims abstract description 20
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 230000003028 elevating effect Effects 0.000 claims description 16
- 239000000835 fiber Substances 0.000 claims description 16
- 238000009529 body temperature measurement Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims 1
- 238000001228 spectrum Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000003071 parasitic effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
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Abstract
The invention discloses a junction temperature measuring device for an LED (Light Emitting Diode) lamp, which comprises a plurality of optical fibers, optical fiber fixing seats, a moving mechanism, a lifting mechanism, a universal clamping platform, a counterweight mechanism and a frame, wherein each optical fiber is fixedly arranged on the moving mechanism by one optical fiber fixing seat, and the moving mechanism is arranged on the lifting mechanism; the LED lamp is arranged on the universal clamping platform, and the counterweight mechanism is fixedly arranged at the bottom of the universal clamping platform; and the lifting mechanism and the universal clamping platform are arranged on the frame, and a diaphragm structure is arranged on each optical fiber fixing seat. The LED lamp can stably rotate along with the universal clamping platform through a counter weight, the positions of the optical fibers are adjusted by the moving mechanism and the lifting mechanism, and each diaphragm structure eliminates the impact of other LEDs or stray light in the LED lamp on the measured LED spectrum acquisition, so that the spectrum of each LED in the LED lamp is acquired, and thus the junction temperature of each LED is accurately obtained, and the operation is convenient and quick.
Description
Technical field
The present invention relates to LED light fixture junction temperature measurement device.
Background technology
Along with the fast development of semiconductor lighting technology, the light fixture take great power LED as light source (such as LED street lamp, LED auto lamp etc.) is progressively being developed, and related application is carried out.Because the application of these high-power LED lamps is in the starting stage, there are very big-difference in the state of the art of product and functional performance.On the one hand, the user is in the urgent need to obtaining stable performance, safe and reliable, energy-conserving and environment-protective, long LED light fixture of life-span, but the properties of product (especially to indexs such as reliability, life-spans) of different vendor lacked the choice criteria of quantification; On the other hand, production firm lacks technological means and at short notice the indexs such as the quality of LED light fixture, reliability, life-span is quantized, thereby so that the application of product and popularization are subject to serious restriction and impact.Under the duty in the LED light fixture junction temperature of LED be the principal element that affects high-power LED lamp property indices (such as luminescence efficiency, colour temperature and development index etc.), also be the key factor that has a strong impact on LED light fixture reliability and serviceable life.Realize the junction temperature of Measurement accuracy LED light fixture each LED under true operating position, for improve enterprise's semiconductor lighting product quality, increase product reliability, improve the product service condition, the aspect such as assessment life of product is significant.
At present, the existing junction temperature that adopts electric method and spectroscopy measurements LED light fixture, but pick-up unit can only detect the junction temperature of whole LED light fixture or led module, can not accurately obtain the junction temperature of each LED in the LED light fixture, and the damage of any one LED all can cause the inefficacy of its place led module or whole LED light fixture in the LED light fixture, so that the LED light fixture can't work.
Summary of the invention
Technical matters to be solved by this invention provides a kind of measurement mechanism that can accurately obtain the junction temperature of each LED in the LED light fixture.
In order to solve the problems of the technologies described above, technical scheme provided by the present invention is: LED light fixture junction temperature measurement device comprises optical fiber, fiber fixed seat, travel mechanism, elevating mechanism, universal clamping platform, balance weight mechanism and framework; Described optical fiber is provided with a plurality of, and each optical fiber is fixed in the travel mechanism by a fiber fixed seat; Described travel mechanism is installed on the elevating mechanism; Described LED lamp installation is on the universal clamping platform; Described balance weight mechanism is fixed on the bottom of universal clamping platform; Described elevating mechanism and universal clamping platform are installed on the framework.
Described fiber fixed seat is provided with light hurdle structure.
Described travel mechanism comprises horizontal mobile device, longitudinal moving device, horizontal hand adjustment device, vertical hand adjustment device and mobile platform; Described horizontal mobile device and mobile platform laterally are slidingly connected, and longitudinal moving device is connected with the horizontal mobile device longitudinal sliding motion; Described horizontal hand adjustment device and vertical hand adjustment device are equipped with a plurality of, and a plurality of horizontal hand adjustment devices all laterally are slidingly connected with longitudinal moving device, and each vertical hand adjustment device all is connected with the longitudinal sliding motion of a horizontal hand adjustment device; Described each optical fiber is fixed on the vertical hand adjustment device by a fiber fixed seat; Described mobile platform is installed on the elevating mechanism.
Described horizontal mobile device and longitudinal moving device move by driven by servomotor.
Be equipped with rule on described horizontal hand adjustment device and the vertical hand adjustment device.
Described elevating mechanism comprises guide pillar, motor, drive link and control knob; Described travel mechanism is installed on the drive link, and guide pillar is travel mechanism's guiding; Described motor positive and inverse drives drive link drive travel mechanism and carries out lifting; Described control knob control motor opens and closes.
Described universal clamping platform comprises erecting bed, anchor clamps, electric rotary table, bearing seat, shaft coupling and shaft coupling pull bar; Described LED light fixture is fixed on the erecting bed by anchor clamps, and balance weight mechanism is fixed on the bottom of erecting bed; Described erecting bed and bearing seat are rotationally connected, and are connected with electric rotary table by shaft coupling; Described shaft coupling pull bar control shaft coupling is connected, separates with erecting bed.
The erecting bed of described universal clamping platform can be installed by anchor clamps the LED light fixture of different size.
Described balance weight mechanism is regulated button before and after comprising balancing weight, balancing weight lift adjustment button and balancing weight; Described balancing weight is provided with four kinds, is respectively 1KG, 2KG, 4KG and 5KG, but four kinds of balancing weight combination in any are used; The turning moment of described balance weight mechanism is regulated by regulating button before and after balancing weight lift adjustment button and/or the balancing weight.
After having adopted technique scheme, the present invention has positive effect: (1) of the present invention to be made the LED light fixture can follow the universal clamping platform by balancing weight steadily to rotate, use travel mechanism and elevating mechanism that the position of optical fiber is adjusted, thereby can the spectrum of each LED in the LED light fixture be gathered, and then realized the junction temperature of accurate each LED of acquisition, convenient to operation.
(2) fiber fixed seat of the present invention is provided with light hurdle structure, can effectively eliminate other LED in the LED light fixture or parasitic light on the impact of tested LED spectra collection, so that the spectrum of collecting fiber is more accurate.
(3) balance weight mechanism of the present invention comprises four kinds of balancing weights, and this mechanism is so that the LED light fixture rotates in test process steadily, and running accuracy is high.
(4) erecting bed of universal clamping platform of the present invention can be installed by anchor clamps the LED light fixture of different size, and this structure is so that the present invention has stronger versatility, and is applied widely.
Description of drawings
Content of the present invention is easier to be expressly understood in order to make, and the below is according to specific embodiment and by reference to the accompanying drawings, and the present invention is further detailed explanation, wherein
Fig. 1 is structural representation of the present invention.
Fig. 2 is the A place enlarged drawing of Fig. 1.
Fig. 3 is the B place enlarged drawing of Fig. 1.
Label in the accompanying drawing is:
Embodiment
(embodiment 1)
See Fig. 1 to Fig. 3, present embodiment comprises optical fiber 2, fiber fixed seat 3, travel mechanism 4, elevating mechanism 5, universal clamping platform 6, balance weight mechanism 7 and framework 8.
Travel mechanism 4 comprises horizontal mobile device 4-1, longitudinal moving device 4-2, horizontal hand adjustment device 4-3, vertical hand adjustment device 4-4 and mobile platform 4-5.Horizontal mobile device 4-1 and mobile platform 4-5 laterally are slidingly connected, and longitudinal moving device 4-2 is connected with horizontal mobile device 4-1 longitudinal sliding motion.Laterally hand adjustment device 4-3 and vertical hand adjustment device 4-4 are equipped with four, and four horizontal hand adjustment device 4-3 all laterally are slidingly connected with longitudinal moving device 4-2, and each vertical hand adjustment device 4-4 all is connected with horizontal hand adjustment device 4-3 longitudinal sliding motion.Optical fiber 2 is provided with four, and each optical fiber 2 is fixed on the vertical hand adjustment device 4-4 by a fiber fixed seat 3.Fiber fixed seat 3 is provided with light hurdle structure, is used for elimination LED light fixture 1 other led modules or parasitic light to the spectra collection impact of LED test module.Mobile platform 4-5 is installed on the elevating mechanism 5.Horizontal mobile device 4-1 and longitudinal moving device 4-2 move by driven by servomotor.Laterally be equipped with rule on hand adjustment device 4-3 and the vertical hand adjustment device 4-4.Elevating mechanism 5 comprises guide pillar 5-1, motor 5-2, drive link 5-3 and control knob 5-4.Travel mechanism 4 is installed on the drive link 5-3, and guide pillar 5-1 is travel mechanism's 4 guiding.Motor 5-2 rotating drives drive link 5-3 drive travel mechanism 4 and carries out lifting.Control knob 5-4 control motor 5-2 opens and closes.Universal clamping platform 6 comprises erecting bed 6-1, anchor clamps 6-2, electric rotary table 6-3, bearing seat 6-4, shaft coupling 6-5 and shaft coupling pull bar 6-6.LED light fixture 1 is fixed on the erecting bed 6-1 by anchor clamps 6-2.Erecting bed 6-1 and bearing seat 6-4 are rotationally connected, and are connected with electric rotary table 6-3 by shaft coupling 6-5.Shaft coupling pull bar 6-6 control shaft coupling 6-5 is connected, separates with erecting bed 6-1's.The erecting bed 6-1 of universal clamping platform 6 can install by anchor clamps 6-2 the LED light fixture 1 of different size.Rotary electric universal stage 6-3 makes the bottom-up of erecting bed 6-1, thereby balance weight mechanism 7 can be fixed on the bottom of erecting bed 6-1.Balance weight mechanism 7 is regulated button before and after comprising balancing weight, balancing weight lift adjustment button and balancing weight.Balancing weight is provided with four kinds, is respectively 1KG, 2KG, 4KG and 5KG, but four kinds of balancing weight combination in any are used.The turning moment of balance weight mechanism 7 is regulated by regulating button before and after balancing weight lift adjustment button and/or the balancing weight.Elevating mechanism 5 and universal clamping platform 6 are installed on the framework 8, and structure is steadily reliable.
Select different balancing weights or balancing weight combination to carry out counterweight according to the weight of LED light fixture 1, pull open shaft coupling pull bar 6-6 so that shaft coupling 6-5 and erecting bed 6-1 break away from, thereby erecting bed 6-1 can be by manually rotating freely, the situation of observing rotation is judged the equalising torque situation of erecting bed 6-1, regulate again the balancing weight lifting of balance weight mechanism 7 or front and back adjusting knob so that the turning moment balance of the turning moment of balance weight mechanism 7 and LED light fixture 1, this moment, erecting bed 6-1 can rest on any anglec of rotation, push back shaft coupling pull bar 6-6 again so that shaft coupling 6-5 is connected with erecting bed 6-1, thereby by the rotation of the erecting bed 6-1 after the electric rotary table 6-3 control counterweight, rotation steadily, running accuracy is high.
The LED light fixture 1 of difformity specification is clamped on the universal clamping platform 6, carries out counterweight by balance weight mechanism 7 and can realize that LED light fixture 1 rotates steadily in test process, and running accuracy is high.Use the position of mobile platform 4 and 5 pairs of optical fiber 2 of hoistable platform to adjust, and light hurdle structure is arranged on the fiber fixed seat 3 of fixed fiber 2, other LED in the LED light fixture 1 or parasitic light have been eliminated to the impact of tested LED spectra collection, thereby can obtain rapidly and accurately the spectrum of each LED in the LED light fixture 1, and then realize the junction temperature of accurate each LED of acquisition.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1.LED the light fixture junction temperature measurement device is characterized in that: comprise optical fiber (2), fiber fixed seat (3), travel mechanism (4), elevating mechanism (5), universal clamping platform (6), balance weight mechanism (7) and framework (8); Described optical fiber (2) is provided with a plurality of, and each optical fiber (2) is fixed in the travel mechanism (4) by a fiber fixed seat (3); Described travel mechanism (4) is installed on the elevating mechanism (5); Described LED light fixture (1) is installed on the universal clamping platform (6); Described balance weight mechanism (7) is fixed on the bottom of universal clamping platform (6); Described elevating mechanism (5) and universal clamping platform (6) are installed on the framework (8).
2. LED light fixture junction temperature measurement device according to claim 1, it is characterized in that: described fiber fixed seat (3) is provided with light hurdle structure.
3. LED light fixture junction temperature measurement device according to claim 1 is characterized in that: described travel mechanism (4) comprises horizontal mobile device (4-1), longitudinal moving device (4-2), laterally hand adjustment device (4-3), vertically hand adjustment device (4-4) and mobile platform (4-5); Described horizontal mobile device (4-1) laterally is slidingly connected with mobile platform (4-5), and longitudinal moving device (4-2) is connected with horizontal mobile device (4-1) longitudinal sliding motion; Described horizontal hand adjustment device (4-3) and vertical hand adjustment device (4-4) are equipped with a plurality of, a plurality of horizontal hand adjustment devices (4-3) all laterally are slidingly connected with longitudinal moving device (4-2), and each vertical hand adjustment device (4-4) all is connected with a horizontal hand adjustment device (4-3) longitudinal sliding motion; Described each optical fiber (2) is fixed on a vertical hand adjustment device (4-4) by a fiber fixed seat (3); Described mobile platform (4-5) is installed on the elevating mechanism (5).
4. LED light fixture junction temperature measurement device according to claim 3, it is characterized in that: described horizontal mobile device (4-1) and longitudinal moving device (4-2) move by driven by servomotor.
5. LED light fixture junction temperature measurement device according to claim 3 is characterized in that: described horizontal hand adjustment device (4-3) and vertically hand adjustment device (4-4) be equipped with rule.
6. LED light fixture junction temperature measurement device according to claim 1, it is characterized in that: described elevating mechanism (5) comprises guide pillar (5-1), motor (5-2), drive link (5-3) and control knob (5-4); Described travel mechanism (4) is installed on the drive link (5-3), and guide pillar (5-1) is travel mechanism (4) guiding; Described motor (5-2) counter-rotating drives drive link (5-3) drive travel mechanism (4) and carries out lifting; Described control knob (5-4) control motor (5-2) opens and closes.
7. LED light fixture junction temperature measurement device according to claim 1, it is characterized in that: described universal clamping platform (6) comprises erecting bed (6-1), anchor clamps (6-2), electric rotary table (6-3), bearing seat (6-4), shaft coupling (6-5) and shaft coupling pull bar (6-6); Described LED light fixture (1) is fixed on the erecting bed (6-1) by anchor clamps (6-2), and balance weight mechanism (7) is fixed on the bottom of erecting bed (6-1); Described erecting bed (6-1) is rotationally connected with bearing seat (6-4), and is connected with electric rotary table (6-3) by shaft coupling (6-5); Being connected of described shaft coupling pull bar (6-6) control shaft coupling (6-5) and erecting bed (6-1), separation.
8. LED light fixture junction temperature measurement device according to claim 7 is characterized in that: the erecting bed (6-1) of described universal clamping platform (6) can pass through the LED light fixture (1) that anchor clamps (6-2) are installed different size.
9. LED light fixture junction temperature measurement device according to claim 1 is characterized in that: described balance weight mechanism (7) is regulated button before and after comprising balancing weight, balancing weight lift adjustment button and balancing weight; Described balancing weight is provided with four kinds, is respectively 1KG, 2KG, 4KG and 5KG, but four kinds of balancing weight combination in any are used; The turning moment of described balance weight mechanism (7) is regulated by regulating button before and after balancing weight lift adjustment button and/or the balancing weight.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110307991.4A CN103048060B (en) | 2011-10-11 | 2011-10-11 | Junction temperature measuring device for LED (Light Emitting Diode) lamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110307991.4A CN103048060B (en) | 2011-10-11 | 2011-10-11 | Junction temperature measuring device for LED (Light Emitting Diode) lamp |
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| CN103048060A true CN103048060A (en) | 2013-04-17 |
| CN103048060B CN103048060B (en) | 2014-05-28 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267588A (en) * | 2013-06-05 | 2013-08-28 | 常州工学院 | Junction temperature testing device and junction temperature testing method based on temperature variation of LED (light-emitting diode) relative spectrum |
| CN107607193A (en) * | 2017-10-13 | 2018-01-19 | 中节能晶和照明有限公司 | A kind of distribution photometer c γ test fixtures |
| CN108414915A (en) * | 2018-06-13 | 2018-08-17 | 苏州晶品新材料股份有限公司 | The lossless real-time chip of LED light source can debate measuring device |
| CN111939831A (en) * | 2020-07-24 | 2020-11-17 | 盐城鼎恒机械有限公司 | Automatic feeding device for paint line with anti-blocking and anti-cracking functions |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020180472A1 (en) * | 2001-05-30 | 2002-12-05 | Volker Kilian | Method and device for measuring a temperature in an electronic component |
| US20080205482A1 (en) * | 2007-02-23 | 2008-08-28 | Cao Group, Inc. | METHOD AND TESTING EQUIPMENT FOR LEDs AND LASER DIODES |
| CN201212842Y (en) * | 2008-04-11 | 2009-03-25 | 中国科学院广州电子技术研究所 | Large power LED junction temperature measurement device |
| CN101701854A (en) * | 2009-11-18 | 2010-05-05 | 中国科学院上海技术物理研究所 | Method for detecting junction temperature of chip of LED lamp |
| CN201548657U (en) * | 2009-12-07 | 2010-08-11 | 国家电光源质量监督检验中心(上海) | Measuring unit for LED forward voltage drop and junction temperature curve |
| CN201772946U (en) * | 2010-05-20 | 2011-03-23 | 江西省通用半导体照明检测有限公司 | High-power silicon substrate LED junction temperature detection device |
-
2011
- 2011-10-11 CN CN201110307991.4A patent/CN103048060B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020180472A1 (en) * | 2001-05-30 | 2002-12-05 | Volker Kilian | Method and device for measuring a temperature in an electronic component |
| US20080205482A1 (en) * | 2007-02-23 | 2008-08-28 | Cao Group, Inc. | METHOD AND TESTING EQUIPMENT FOR LEDs AND LASER DIODES |
| CN201212842Y (en) * | 2008-04-11 | 2009-03-25 | 中国科学院广州电子技术研究所 | Large power LED junction temperature measurement device |
| CN101701854A (en) * | 2009-11-18 | 2010-05-05 | 中国科学院上海技术物理研究所 | Method for detecting junction temperature of chip of LED lamp |
| CN201548657U (en) * | 2009-12-07 | 2010-08-11 | 国家电光源质量监督检验中心(上海) | Measuring unit for LED forward voltage drop and junction temperature curve |
| CN201772946U (en) * | 2010-05-20 | 2011-03-23 | 江西省通用半导体照明检测有限公司 | High-power silicon substrate LED junction temperature detection device |
Non-Patent Citations (2)
| Title |
|---|
| 赵光华等: "一种非接触大功率白光LED结温测量方法", 《电路与***学报》 * |
| 陈海燕等: "大功率白光LED的结温与发光光谱特性研究", 《中山大学学报（自然科学版）》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267588A (en) * | 2013-06-05 | 2013-08-28 | 常州工学院 | Junction temperature testing device and junction temperature testing method based on temperature variation of LED (light-emitting diode) relative spectrum |
| CN103267588B (en) * | 2013-06-05 | 2015-04-01 | 常州工学院 | Junction temperature testing method based on temperature variation of LED (light-emitting diode) relative spectrum |
| CN107607193A (en) * | 2017-10-13 | 2018-01-19 | 中节能晶和照明有限公司 | A kind of distribution photometer c γ test fixtures |
| CN107607193B (en) * | 2017-10-13 | 2024-05-28 | 中节能晶和科技有限公司 | C-gamma test clamp for distribution photometer |
| CN108414915A (en) * | 2018-06-13 | 2018-08-17 | 苏州晶品新材料股份有限公司 | The lossless real-time chip of LED light source can debate measuring device |
| WO2019237416A1 (en) * | 2018-06-13 | 2019-12-19 | 苏州晶品新材料股份有限公司 | Led light source nondestructive real-time chip visual measuring device |
| CN111939831A (en) * | 2020-07-24 | 2020-11-17 | 盐城鼎恒机械有限公司 | Automatic feeding device for paint line with anti-blocking and anti-cracking functions |
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Effective date of registration: 20181204 Address after: Room 111, Building A1, 999 Gaolang East Road, Wuxi City, Jiangsu Province, 214000 Patentee after: ZHONGKE KELONG OPTICAL INSTR EQUIPMENT WUXI Co.,Ltd. Address before: 213164 South Building, Huiyan Building, Changzhou Science and Education City, No. 801 Changwu Middle Road, Changzhou City, Jiangsu Province Co-patentee before: SHANGHAI INSTITUTE OF TECHNICAL PHYSICS, CHINESE ACADEMY OF SCIENCE Patentee before: Changzhou Institute of Optoelectronic Technology |
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Effective date of registration: 20231124 Address after: 214000 B, No. 212, Chengnan Road, Xinwu District, Wuxi City, Jiangsu Province Patentee after: WUXI KELONG TESTING MECHANICAL Co.,Ltd. Address before: Room 111, Building A1, 999 Gaolang East Road, Wuxi City, Jiangsu Province, 214000 Patentee before: ZHONGKE KELONG OPTICAL INSTR EQUIPMENT WUXI Co.,Ltd. |
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Address after: 214000 B6, No. 212 Chengnan Road, Xinwu District, Wuxi City, Jiangsu Province Patentee after: WUXI KELONG TESTING MECHANICAL Co.,Ltd. Address before: 214000 B, No. 212, Chengnan Road, Xinwu District, Wuxi City, Jiangsu Province Patentee before: WUXI KELONG TESTING MECHANICAL Co.,Ltd. |