CN206620265U - 一种反相双驱动耳机 - Google Patents
一种反相双驱动耳机 Download PDFInfo
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- CN206620265U CN206620265U CN201720444082.8U CN201720444082U CN206620265U CN 206620265 U CN206620265 U CN 206620265U CN 201720444082 U CN201720444082 U CN 201720444082U CN 206620265 U CN206620265 U CN 206620265U
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- voice coil
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CN201720444082.8U CN206620265U (zh) | 2017-04-25 | 2017-04-25 | 一种反相双驱动耳机 |
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CN201720444082.8U CN206620265U (zh) | 2017-04-25 | 2017-04-25 | 一种反相双驱动耳机 |
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CN206620265U true CN206620265U (zh) | 2017-11-07 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20191114 Address after: Floor 4, 5, 6, building 8, Huarong Road, Tongsheng community, Dalang street, Longhua New District, Shenzhen City, Guangdong Province Patentee after: Liu Youli Address before: 528467 B District, 4 floor, 1 building, 152 South Road, Tanzhou, Zhongshan, Guangdong Patentee before: ZHONGSHAN HUNGSING ELECTRONICS CO., LTD. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200701 Address after: Unit 401, block 3, block 28-2, Fu'an Industrial Park, Chonghe village committee, Leliu sub district office, Shunde District, Foshan City, Guangdong Province Patentee after: Gaopuda (Guangdong) charging Co., Ltd Address before: Floor 4, 5, 6, building 8, Huarong Road, Tongsheng community, Dalang street, Longhua New District, Shenzhen City, Guangdong Province Patentee before: Liu Youli |
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TR01 | Transfer of patent right |