CN201453276U - 带噪音计的听觉检测设备 - Google Patents
带噪音计的听觉检测设备 Download PDFInfo
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- CN201453276U CN201453276U CN2009200794833U CN200920079483U CN201453276U CN 201453276 U CN201453276 U CN 201453276U CN 2009200794833 U CN2009200794833 U CN 2009200794833U CN 200920079483 U CN200920079483 U CN 200920079483U CN 201453276 U CN201453276 U CN 201453276U
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- detection equipment
- hearing detection
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CN2009200794833U CN201453276U (zh) | 2009-03-10 | 2009-03-10 | 带噪音计的听觉检测设备 |
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CN2009200794833U CN201453276U (zh) | 2009-03-10 | 2009-03-10 | 带噪音计的听觉检测设备 |
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CN201453276U true CN201453276U (zh) | 2010-05-12 |
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CN2009200794833U Expired - Lifetime CN201453276U (zh) | 2009-03-10 | 2009-03-10 | 带噪音计的听觉检测设备 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103919559A (zh) * | 2013-01-11 | 2014-07-16 | 王跃建 | 声场测听信号输出装置 |
CN108827450A (zh) * | 2018-08-30 | 2018-11-16 | 重庆盾琪科技有限公司 | 噪声检测电路 |
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2009
- 2009-03-10 CN CN2009200794833U patent/CN201453276U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103919559A (zh) * | 2013-01-11 | 2014-07-16 | 王跃建 | 声场测听信号输出装置 |
CN108827450A (zh) * | 2018-08-30 | 2018-11-16 | 重庆盾琪科技有限公司 | 噪声检测电路 |
CN108827450B (zh) * | 2018-08-30 | 2024-01-05 | 重庆盾琪科技有限公司 | 噪声检测电路 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NANJING GUOGUANG MEDICAL INSTRUMENT CO., LTD. Free format text: FORMER OWNER: SICHUAN WEIDI DIGITAL TECHNOLOGY CO., LTD. Effective date: 20140520 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 610021 CHENGDU, SICHUAN PROVINCE TO: 210000 NANJING, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140520 Address after: Qinhuai city water Laifeng Street District of Nanjing City, Jiangsu province 210000 No. 66 national leading talent Park 40 building 203 Patentee after: Nanjing Guoguang Medical Instrument Co., Ltd. Address before: 610021 10F Weihai International Commercial Affairs Building, 136 East Binjiang Road, Chengdu, Sichuan, Chengdu Patentee before: Sichuan Weidi Digital Technology Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20100512 |
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CX01 | Expiry of patent term |