CN218162782U - 一种降噪麦克风 - Google Patents
一种降噪麦克风 Download PDFInfo
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- CN218162782U CN218162782U CN202222339852.6U CN202222339852U CN218162782U CN 218162782 U CN218162782 U CN 218162782U CN 202222339852 U CN202222339852 U CN 202222339852U CN 218162782 U CN218162782 U CN 218162782U
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- 229920000742 Cotton Polymers 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
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CN202222339852.6U CN218162782U (zh) | 2022-09-03 | 2022-09-03 | 一种降噪麦克风 |
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CN202222339852.6U CN218162782U (zh) | 2022-09-03 | 2022-09-03 | 一种降噪麦克风 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20240601 Address after: 810, 8th Floor, Building 10, Courtyard 1, Tianxing Street, Fangshan District, Beijing, 102400 Patentee after: Beijing Zhichanhui Technology Co.,Ltd. Country or region after: China Address before: No. 166, Huanshi East Road, Conghua, Guangzhou, Guangdong 510900 Patentee before: GUANGZHOU CITY CONSTRUCTION College Country or region before: China |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240710 Address after: No. 375, Xinhua Fourth Village, Chemical Industry Park, Nanjing City, Jiangsu Province 210000 Patentee after: Xia Tian Country or region after: China Address before: 810, 8th Floor, Building 10, Courtyard 1, Tianxing Street, Fangshan District, Beijing, 102400 Patentee before: Beijing Zhichanhui Technology Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240727 Address after: Room 2279, Building 1, No. 5 Zhufeng Road, Zhuzhen Town, Liuhe District, Nanjing City, Jiangsu Province, China 211500 Patentee after: Nanjing Yisen Baite Cultural Media Co.,Ltd. Country or region after: China Address before: No. 375, Xinhua Fourth Village, Chemical Industry Park, Nanjing City, Jiangsu Province 210000 Patentee before: Xia Tian Country or region before: China |
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TR01 | Transfer of patent right |