CN213143797U - 一种土木工程施工用的折叠架 - Google Patents
一种土木工程施工用的折叠架 Download PDFInfo
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- CN213143797U CN213143797U CN202020161934.4U CN202020161934U CN213143797U CN 213143797 U CN213143797 U CN 213143797U CN 202020161934 U CN202020161934 U CN 202020161934U CN 213143797 U CN213143797 U CN 213143797U
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CN202020161934.4U CN213143797U (zh) | 2020-02-11 | 2020-02-11 | 一种土木工程施工用的折叠架 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20210611 Address after: 050000 No.8 Zhaoling Road, Xinhua District, Shijiazhuang City, Hebei Province Patentee after: Ren Jianan Address before: 050000 No.8 Zhaoling Road, Xinhua District, Shijiazhuang City, Hebei Province Patentee before: Li Guogang |
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TR01 | Transfer of patent right | ||
CB03 | Change of inventor or designer information |
Inventor after: Ren Jianan Inventor after: Li Guogang Inventor before: Li Guogang |
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CB03 | Change of inventor or designer information | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 Termination date: 20220211 |
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CF01 | Termination of patent right due to non-payment of annual fee |