CN207582499U - 地下工程装配式拱架自动连接节点 - Google Patents
地下工程装配式拱架自动连接节点 Download PDFInfo
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CN201721576925.6U CN207582499U (zh) | 2017-11-22 | 2017-11-22 | 地下工程装配式拱架自动连接节点 |
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CN107905255A (zh) * | 2017-11-22 | 2018-04-13 | 山东大学 | 地下工程装配式拱架自动连接节点及机械化施工方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107905255A (zh) * | 2017-11-22 | 2018-04-13 | 山东大学 | 地下工程装配式拱架自动连接节点及机械化施工方法 |
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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: 20201013 Address after: 250000 No. 27 South Grand Road, Shandong, Ji'nan Patentee after: SHANDONG University Patentee after: Shandong high speed Group Co.,Ltd. Patentee after: SHANDONG TIAN QIN ENGINEERING TECHNOLOGY Co.,Ltd. Address before: 250061, No. ten, No. 17923, Lixia District, Ji'nan City, Shandong Province Patentee before: SHANDONG University Patentee before: QILU TRANSPORTATION DEVELOPMENT GROUP Co.,Ltd. Patentee before: SHANDONG TIAN QIN ENGINEERING 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: 20180706 Termination date: 20201122 |