CN208337868U - 带调音孔的振动发声单元 - Google Patents
带调音孔的振动发声单元 Download PDFInfo
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- CN208337868U CN208337868U CN201820958431.2U CN201820958431U CN208337868U CN 208337868 U CN208337868 U CN 208337868U CN 201820958431 U CN201820958431 U CN 201820958431U CN 208337868 U CN208337868 U CN 208337868U
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- regulating hole
- shell
- sound regulating
- operatic tunes
- sounding unit
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CN201820958431.2U CN208337868U (zh) | 2018-06-21 | 2018-06-21 | 带调音孔的振动发声单元 |
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CN201820958431.2U CN208337868U (zh) | 2018-06-21 | 2018-06-21 | 带调音孔的振动发声单元 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110996225A (zh) * | 2019-09-26 | 2020-04-10 | 美律电子(深圳)有限公司 | 扬声器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110996225A (zh) * | 2019-09-26 | 2020-04-10 | 美律电子(深圳)有限公司 | 扬声器 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20190814 Address after: Room 102, No. 117, 835 Lane, Rongle Middle Road, Songjiang District, Shanghai, 201699 Patentee after: Yao Rong Address before: 3rd Floor, 18 Building, 766 Xianghua Road, Songjiang District, Shanghai, 20111 Co-patentee before: Yao Rong Patentee before: SHANGHAI CHAOCAI COMMUNICATION TECHNOLOGY CO.,LTD. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220708 Address after: 201616 block B, Room 102, Lane 435, Chongnan highway, Xiaokunshan Town, Songjiang District, Shanghai Patentee after: Shanghai Yaoyin Electronic Technology Co.,Ltd. Address before: 201699 Room 102, 117 Lane 835, Rongle Middle Road, Songjiang District, Shanghai Patentee before: Yao Rong |
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TR01 | Transfer of patent right |