CN203476379U - 一种矿用风井备用防爆井盖自动复位触发机构 - Google Patents
一种矿用风井备用防爆井盖自动复位触发机构 Download PDFInfo
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CN201320518615.4U CN203476379U (zh) | 2013-08-23 | 2013-08-23 | 一种矿用风井备用防爆井盖自动复位触发机构 |
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CN111270752A (zh) * | 2020-03-18 | 2020-06-12 | 东阳韵源自动化科技有限公司 | 一种道路井盖偏移矫正设备 |
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Cited By (1)
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CN111270752A (zh) * | 2020-03-18 | 2020-06-12 | 东阳韵源自动化科技有限公司 | 一种道路井盖偏移矫正设备 |
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C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Gao Bing Inventor after: Li Na Inventor after: Yang Zemin Inventor after: Li Haiping Inventor after: Guo Cuimian Inventor after: Zhao Honglian Inventor after: Gong Hongbo Inventor after: Qiao Yu Inventor before: Gao Bing Inventor before: Li Na Inventor before: Yang Zemin |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: GAO BING LI NA YANG ZEMIN TO: GAO BING LI NA YANG ZEMIN LI HAIPING GUO CUIMIAN ZHAO HONGLIAN GONG HONGBO QIAO YU |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20190823 |
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CF01 | Termination of patent right due to non-payment of annual fee |