CN206353859U - 一种扩音器智能无声休眠系统 - Google Patents
一种扩音器智能无声休眠系统 Download PDFInfo
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- CN206353859U CN206353859U CN201720071588.9U CN201720071588U CN206353859U CN 206353859 U CN206353859 U CN 206353859U CN 201720071588 U CN201720071588 U CN 201720071588U CN 206353859 U CN206353859 U CN 206353859U
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Cited By (1)
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CN108282732A (zh) * | 2017-12-29 | 2018-07-13 | 河南林业职业学院 | 一种银行窗口双向扩音器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108282732A (zh) * | 2017-12-29 | 2018-07-13 | 河南林业职业学院 | 一种银行窗口双向扩音器 |
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Effective date of registration: 20210716 Address after: 414000 dormitory in Sandun Township, Pingjiang County, Yueyang City, Hunan Province Patentee after: Xu Jianwen Address before: 518000 3rd floor, building 3, Jiuhua Science Park, west side of Guangshen expressway, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN XINHAOSHIDAI ELECTRONIC Co.,Ltd. |
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Effective date of registration: 20221012 Address after: 518000 Floor 4, Building C, Hengnan 1st Road, Guxing Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong Patentee after: Shenzhen Youbangyou Technology Co.,Ltd. Address before: 414000 dormitory in Sandun Township, Pingjiang County, Yueyang City, Hunan Province Patentee before: Xu Jianwen |
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TR01 | Transfer of patent right |