CN203338155U - 城市地下轨道转辙机基坑进水报警及自动排水系统 - Google Patents
城市地下轨道转辙机基坑进水报警及自动排水系统 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110700881A (zh) * | 2019-10-18 | 2020-01-17 | 广州铁路职业技术学院(广州铁路机械学校) | 一种用于铁路隧道的疏水装置 |
CN111705823A (zh) * | 2020-06-12 | 2020-09-25 | 田龙强 | 一种用于建筑基坑排水装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110700881A (zh) * | 2019-10-18 | 2020-01-17 | 广州铁路职业技术学院(广州铁路机械学校) | 一种用于铁路隧道的疏水装置 |
CN111705823A (zh) * | 2020-06-12 | 2020-09-25 | 田龙强 | 一种用于建筑基坑排水装置 |
CN111705823B (zh) * | 2020-06-12 | 2021-10-01 | 上海九丞岩土科技有限公司 | 一种用于建筑基坑排水装置 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: CHINA RAILWAY CONSTRUCTION BRIDGE ENGINEERING GROU Free format text: FORMER NAME: CHINA RAILWAY 13TH BUREAU GROUP ELECTRICAL SERVICE ENGINEERING CO., LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: 300150 Tianjin city Hebei District Zhicheng Daocheng of No. 41 Patentee after: CR13G ELECTRIC ENGINEERING CO., LTD. Address before: 300150 Tianjin city Hebei District Zhicheng Daocheng of No. 41 Patentee before: CR13G Electric Engineering 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: 20131211 Termination date: 20180704 |