CN206743500U - 线控耳机 - Google Patents
线控耳机 Download PDFInfo
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- CN206743500U CN206743500U CN201720604585.7U CN201720604585U CN206743500U CN 206743500 U CN206743500 U CN 206743500U CN 201720604585 U CN201720604585 U CN 201720604585U CN 206743500 U CN206743500 U CN 206743500U
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CN201720604585.7U CN206743500U (zh) | 2017-05-26 | 2017-05-26 | 线控耳机 |
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CN201720604585.7U CN206743500U (zh) | 2017-05-26 | 2017-05-26 | 线控耳机 |
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CN206743500U true CN206743500U (zh) | 2017-12-12 |
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Denomination of utility model: Drive-by-wire earphone for portable electronic equipment and method for realizing drive-by-wire Effective date of registration: 20190910 Granted publication date: 20171212 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: ZHONGSHAN OCVACO ELECTRONIC Co.,Ltd. Registration number: Y2019980000140 |
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Date of cancellation: 20230302 Granted publication date: 20171212 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: ZHONGSHAN OCVACO ELECTRONIC Co.,Ltd. Registration number: Y2019980000140 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |