CN205246207U - 一种振膜频率测试装置 - Google Patents
一种振膜频率测试装置 Download PDFInfo
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- CN205246207U CN205246207U CN201521103413.9U CN201521103413U CN205246207U CN 205246207 U CN205246207 U CN 205246207U CN 201521103413 U CN201521103413 U CN 201521103413U CN 205246207 U CN205246207 U CN 205246207U
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105959884A (zh) * | 2016-05-24 | 2016-09-21 | 陈菁 | 平面振膜复合伺服式扬声器系统及其控制方法 |
CN112188377A (zh) * | 2020-09-27 | 2021-01-05 | 广州沈思贸易有限公司 | 一种利用振动发热感应振膜的音响检测机 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105959884A (zh) * | 2016-05-24 | 2016-09-21 | 陈菁 | 平面振膜复合伺服式扬声器系统及其控制方法 |
CN105959884B (zh) * | 2016-05-24 | 2019-01-11 | 深圳市优塔晟世科技有限公司 | 平面振膜复合伺服式扬声器系统及其控制方法 |
CN112188377A (zh) * | 2020-09-27 | 2021-01-05 | 广州沈思贸易有限公司 | 一种利用振动发热感应振膜的音响检测机 |
CN112188377B (zh) * | 2020-09-27 | 2022-01-14 | 郑州大轩电子科技有限公司 | 一种利用振动发热感应振膜的音响检测机 |
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Address after: 261105 Shandong Province, Weifang city Hanting District North Road, West Street on the north side of Weifang city's National Democratic High-tech Industrial Park No. 4 workshop C Patentee after: Weifang Yuhua electronic Polytron Technologies Inc Address before: 261105 Shandong Province, Weifang city Hanting District North Road, West Street on the north side of Weifang National Democratic High-tech Industrial Park No. 4 workshop C Patentee before: WEIFANG YUHUA ELECTRONIC SCIENCE AND TECHNOLOGY CO., LTD. |
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Effective date of registration: 20210806 Address after: 261032 plant 3-301, No. 4, Hanting high tech Industrial Park, 8009 Minzhu street, Hanting District, Weifang City, Shandong Province Patentee after: Weifang Xinsheng Yueer Electronic Technology Co., Ltd Address before: 261105 Block C, workshop 4, Weifang national high tech Industrial Park, west of Beihai Road and north of Minzhu street, Hanting District, Weifang City, Shandong Province Patentee before: Weifang Yuhua electronic Polytron Technologies Inc. |