CN217027574U - 环绕式复合吸音器 - Google Patents
环绕式复合吸音器 Download PDFInfo
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- CN217027574U CN217027574U CN202220645818.9U CN202220645818U CN217027574U CN 217027574 U CN217027574 U CN 217027574U CN 202220645818 U CN202220645818 U CN 202220645818U CN 217027574 U CN217027574 U CN 217027574U
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CN202220645818.9U CN217027574U (zh) | 2022-03-23 | 2022-03-23 | 环绕式复合吸音器 |
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CN202220645818.9U CN217027574U (zh) | 2022-03-23 | 2022-03-23 | 环绕式复合吸音器 |
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CN217027574U true CN217027574U (zh) | 2022-07-22 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221214 Address after: 102600 floors 1-3, building 1, No.7 Xingguang lane, Xihongmen Town, Daxing District, Beijing Patentee after: Beijing star Lu Audio Broadcasting Technology Co.,Ltd. visibility Patentee after: China Media Group Address before: 102600 floors 1-3, building 1, No.7 Xingguang lane, Xihongmen Town, Daxing District, Beijing Patentee before: Beijing star Lu Audio Broadcasting Technology Co.,Ltd. visibility |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 100859 Fuxing Road 11, Beijing, Haidian District Patentee after: China Media Group Patentee after: Beijing star Lu Audio Broadcasting Technology Co.,Ltd. visibility Address before: 102600 floors 1-3, building 1, No.7 Xingguang lane, Xihongmen Town, Daxing District, Beijing Patentee before: Beijing star Lu Audio Broadcasting Technology Co.,Ltd. visibility Patentee before: China Media Group |