CN201504310U - 双倍电力耦合内磁式电动扬声器 - Google Patents
双倍电力耦合内磁式电动扬声器 Download PDFInfo
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- CN201504310U CN201504310U CN2009201325293U CN200920132529U CN201504310U CN 201504310 U CN201504310 U CN 201504310U CN 2009201325293 U CN2009201325293 U CN 2009201325293U CN 200920132529 U CN200920132529 U CN 200920132529U CN 201504310 U CN201504310 U CN 201504310U
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- magnetic
- voice coil
- power coupling
- electric power
- loudspeaker
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CN2009201325293U CN201504310U (zh) | 2009-06-02 | 2009-06-02 | 双倍电力耦合内磁式电动扬声器 |
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CN2009201325293U CN201504310U (zh) | 2009-06-02 | 2009-06-02 | 双倍电力耦合内磁式电动扬声器 |
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CN201504310U true CN201504310U (zh) | 2010-06-09 |
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CN2009201325293U Expired - Fee Related CN201504310U (zh) | 2009-06-02 | 2009-06-02 | 双倍电力耦合内磁式电动扬声器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103024640A (zh) * | 2012-12-17 | 2013-04-03 | 广州杰士莱电子有限公司 | 一种防失真的扬声器 |
CN103200502A (zh) * | 2013-03-11 | 2013-07-10 | 练刚 | 一种高音质喇叭 |
-
2009
- 2009-06-02 CN CN2009201325293U patent/CN201504310U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103024640A (zh) * | 2012-12-17 | 2013-04-03 | 广州杰士莱电子有限公司 | 一种防失真的扬声器 |
CN103024640B (zh) * | 2012-12-17 | 2016-01-13 | 广州杰士莱电子有限公司 | 一种防失真的扬声器 |
CN103200502A (zh) * | 2013-03-11 | 2013-07-10 | 练刚 | 一种高音质喇叭 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHENZHEN DEHUIDA AUDIO CO., LTD. Free format text: FORMER OWNER: TANG WENLIANG Effective date: 20101220 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518110 INSIDE DEHUIDA INDUSTRIAL PARK, XIKENG WEST VILLAGE, FUMIN, GUANLAN TOWN, BAOAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE TO: 518000 1/F, BUILDING D, HEFU INDUSTRIAL PARK, XIKENG NEW VILLAGE, FUMIN, GUANLAN TOWN, BAOAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20101220 Address after: 518000 Guangdong city of Shenzhen province Baoan District Guanlan Fumin town Xikeng village and rich industrial park, the first floor of building D Patentee after: Shenzhen dehuida sound equipment Co. Ltd. Address before: 518110 Guangdong city of Shenzhen province Baoan District Guanlan Fumin town Xikeng village get Huida Industrial Park Patentee before: Tang Wenliang |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 Termination date: 20140602 |