CN204023820U - 搭接型吸隔声模块 - Google Patents
搭接型吸隔声模块 Download PDFInfo
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- CN204023820U CN204023820U CN201420493560.0U CN201420493560U CN204023820U CN 204023820 U CN204023820 U CN 204023820U CN 201420493560 U CN201420493560 U CN 201420493560U CN 204023820 U CN204023820 U CN 204023820U
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CN201420493560.0U CN204023820U (zh) | 2014-08-29 | 2014-08-29 | 搭接型吸隔声模块 |
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CN201420493560.0U CN204023820U (zh) | 2014-08-29 | 2014-08-29 | 搭接型吸隔声模块 |
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CN204023820U true CN204023820U (zh) | 2014-12-17 |
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CN201420493560.0U Expired - Fee Related CN204023820U (zh) | 2014-08-29 | 2014-08-29 | 搭接型吸隔声模块 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104499591A (zh) * | 2014-12-19 | 2015-04-08 | 王荷琴 | 一种板材 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104499591A (zh) * | 2014-12-19 | 2015-04-08 | 王荷琴 | 一种板材 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Wenjiang District 611130 of Sichuan city of Chengdu province Chengdu Strait science and Technology Industry Development Park Haike Road West No. 57 Patentee after: Positive ascension environment Polytron Technologies Inc Address before: Wenjiang District 611130 of Sichuan city of Chengdu province Chengdu Strait science and Technology Industry Development Park Haike Road West No. 57 Patentee before: Sichuan Zhengsheng Acoustic Technology Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20180829 |