CN207063525U - 一种楼梯模板结构 - Google Patents
一种楼梯模板结构 Download PDFInfo
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- CN207063525U CN207063525U CN201720968860.3U CN201720968860U CN207063525U CN 207063525 U CN207063525 U CN 207063525U CN 201720968860 U CN201720968860 U CN 201720968860U CN 207063525 U CN207063525 U CN 207063525U
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CN201720968860.3U CN207063525U (zh) | 2017-08-04 | 2017-08-04 | 一种楼梯模板结构 |
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CN201720968860.3U CN207063525U (zh) | 2017-08-04 | 2017-08-04 | 一种楼梯模板结构 |
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CN207063525U true CN207063525U (zh) | 2018-03-02 |
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CN201720968860.3U Expired - Fee Related CN207063525U (zh) | 2017-08-04 | 2017-08-04 | 一种楼梯模板结构 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: Building 1, Nord center, No.128, South Fourth Ring Road West, Fengtai District, Beijing, 100070 Patentee after: China Railway Construction Engineering Group Patentee after: China Railway Construction Group No.2 Construction Co.,Ltd. Address before: 100000 South Fourth Ring Road, Fengtai District, Fengtai District, Beijing Patentee before: China Railway Construction Engineering Group Patentee before: CHINA RAILWAY CONSTRUCTION ENGINEERING GROUP SHANDONG Co.,Ltd. |
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CP03 | Change of name, title or address | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 |
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CF01 | Termination of patent right due to non-payment of annual fee |