CN205804657U - 一种全频吸声体 - Google Patents
一种全频吸声体 Download PDFInfo
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- CN205804657U CN205804657U CN201620323521.5U CN201620323521U CN205804657U CN 205804657 U CN205804657 U CN 205804657U CN 201620323521 U CN201620323521 U CN 201620323521U CN 205804657 U CN205804657 U CN 205804657U
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Application Number | Priority Date | Filing Date | Title |
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CN201620323521.5U CN205804657U (zh) | 2016-04-18 | 2016-04-18 | 一种全频吸声体 |
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CN201620323521.5U CN205804657U (zh) | 2016-04-18 | 2016-04-18 | 一种全频吸声体 |
Publications (1)
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CN205804657U true CN205804657U (zh) | 2016-12-14 |
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CN201620323521.5U Expired - Fee Related CN205804657U (zh) | 2016-04-18 | 2016-04-18 | 一种全频吸声体 |
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CN (1) | CN205804657U (zh) |
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2016
- 2016-04-18 CN CN201620323521.5U patent/CN205804657U/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190514 Address after: 517000 Heyuan Yajule Garden Golden Palm Name Capital No. 1 Shop A006, Heyuan City, Guangdong Province Patentee after: Heyuan City extraordinary Intelligent Video Technology Co. Ltd. Address before: Room 348, 3rd floor, High-tech Second Road Venture Service Center, Heyuan High-tech Development Zone, Guangdong Province Patentee before: Heyuan fifth acoustics environmental protection science and Technology Co Ltd |
|
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: 20161214 Termination date: 20210418 |