CN2907143Y - 一种麦克风可伸缩式蓝牙耳机 - Google Patents
一种麦克风可伸缩式蓝牙耳机 Download PDFInfo
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- CN2907143Y CN2907143Y CN 200620019746 CN200620019746U CN2907143Y CN 2907143 Y CN2907143 Y CN 2907143Y CN 200620019746 CN200620019746 CN 200620019746 CN 200620019746 U CN200620019746 U CN 200620019746U CN 2907143 Y CN2907143 Y CN 2907143Y
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Application Number | Priority Date | Filing Date | Title |
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CN 200620019746 CN2907143Y (zh) | 2006-04-30 | 2006-04-30 | 一种麦克风可伸缩式蓝牙耳机 |
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CN 200620019746 CN2907143Y (zh) | 2006-04-30 | 2006-04-30 | 一种麦克风可伸缩式蓝牙耳机 |
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CN2907143Y true CN2907143Y (zh) | 2007-05-30 |
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CN 200620019746 Expired - Fee Related CN2907143Y (zh) | 2006-04-30 | 2006-04-30 | 一种麦克风可伸缩式蓝牙耳机 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2018149074A1 (zh) * | 2017-02-14 | 2018-08-23 | 歌尔股份有限公司 | 降噪耳机以及电子设备 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018149074A1 (zh) * | 2017-02-14 | 2018-08-23 | 歌尔股份有限公司 | 降噪耳机以及电子设备 |
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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: BEIJING ZHONGKE PRATT & WHITNEY Free format text: FORMER OWNER: YANG ZHICHAO Effective date: 20070831 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070831 Address after: 100080, 6D, No. 33 West Fourth Ring Road, Beijing, Haidian District Patentee after: Beijing Zhongke Puhui Technology Development Co., Ltd. Address before: 100083 Institute of semiconductors, Chinese Academy of Sciences, Tsinghua East Road, Beijing, Haidian District 35 Patentee before: Yang Zhichao |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070530 Termination date: 20130430 |