CN210482379U - 一种公路下穿管廊结构 - Google Patents
一种公路下穿管廊结构 Download PDFInfo
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- CN210482379U CN210482379U CN201921210836.9U CN201921210836U CN210482379U CN 210482379 U CN210482379 U CN 210482379U CN 201921210836 U CN201921210836 U CN 201921210836U CN 210482379 U CN210482379 U CN 210482379U
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921210836.9U CN210482379U (zh) | 2019-07-29 | 2019-07-29 | 一种公路下穿管廊结构 |
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| CN201921210836.9U CN210482379U (zh) | 2019-07-29 | 2019-07-29 | 一种公路下穿管廊结构 |
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| CN210482379U true CN210482379U (zh) | 2020-05-08 |
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| CN201921210836.9U Expired - Fee Related CN210482379U (zh) | 2019-07-29 | 2019-07-29 | 一种公路下穿管廊结构 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113322842A (zh) * | 2021-06-24 | 2021-08-31 | 中铁北京工程局集团有限公司 | 一种双孔箱涵墙体连通开洞模板及施工方法 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113322842A (zh) * | 2021-06-24 | 2021-08-31 | 中铁北京工程局集团有限公司 | 一种双孔箱涵墙体连通开洞模板及施工方法 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Qiang Inventor after: Chen Xuwei Inventor after: Chen Yanqiu Inventor after: Yang Qingbo Inventor after: Li Yonghua Inventor before: Liu Qiang Inventor before: Chen Xuwei Inventor before: Chen Yanqiu Inventor before: Yang Qingbo Inventor before: Li Yonghua |
|
| 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: 20200508 |