CN210032172U - 一种用于音频隔离的滤波装置 - Google Patents
一种用于音频隔离的滤波装置 Download PDFInfo
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CN112482276A (zh) * | 2020-11-16 | 2021-03-12 | 赵龙龙 | 一种市政公路隔离带 |
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CN112482276A (zh) * | 2020-11-16 | 2021-03-12 | 赵龙龙 | 一种市政公路隔离带 |
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Address after: Room 301, 3rd Floor, Building 1, No. 500, Ping'an Road, Wutong Street, Tongxiang City, Jiaxing City, Zhejiang Province, 314000 Patentee after: Rydberg Information Technology (Zhejiang) Co.,Ltd. Address before: Room 301, 3rd Floor, Building 1, No. 500, Ping'an Road, Wutong Street, Tongxiang City, Jiaxing City, Zhejiang Province, 314000 Patentee before: Jiaxing Ruidaobao Information Technology Co.,Ltd. |
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Effective date of registration: 20220916 Address after: Room 109, Building G, Commercial Plaza, Wutong Street, Tongxiang City, Jiaxing City, Zhejiang Province, 314599 Patentee after: Tongxiang Baojin Trading Co.,Ltd. Address before: Room 301, 3rd Floor, Building 1, No. 500, Ping'an Road, Wutong Street, Tongxiang City, Jiaxing City, Zhejiang Province, 314000 Patentee before: Rydberg Information Technology (Zhejiang) Co.,Ltd. |