CN205276319U - 一种自然防盗型复合材料窨井盖 - Google Patents
一种自然防盗型复合材料窨井盖 Download PDFInfo
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- CN205276319U CN205276319U CN201521012204.3U CN201521012204U CN205276319U CN 205276319 U CN205276319 U CN 205276319U CN 201521012204 U CN201521012204 U CN 201521012204U CN 205276319 U CN205276319 U CN 205276319U
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106522280A (zh) * | 2016-11-24 | 2017-03-22 | 国网河南新安县供电公司 | 一种可以远程监控的电井盖 |
CN109403382A (zh) * | 2017-08-17 | 2019-03-01 | 北京元正数据科技有限公司 | 井盖装置 |
CN110004987A (zh) * | 2019-04-08 | 2019-07-12 | 黄春燕 | 一种通过真空吸盘自锁的智能型井盖 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106522280A (zh) * | 2016-11-24 | 2017-03-22 | 国网河南新安县供电公司 | 一种可以远程监控的电井盖 |
CN109403382A (zh) * | 2017-08-17 | 2019-03-01 | 北京元正数据科技有限公司 | 井盖装置 |
CN110004987A (zh) * | 2019-04-08 | 2019-07-12 | 黄春燕 | 一种通过真空吸盘自锁的智能型井盖 |
CN110004987B (zh) * | 2019-04-08 | 2020-11-24 | 浙江环艺电子科技有限公司 | 一种通过真空吸盘自锁的智能型井盖 |
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C14 | Grant of patent or utility model | ||
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Effective date of registration: 20180710 Address after: 638500, 16 layers of Jin Yun Building, Ting Zi Qiu Lu, Ding Ping Town, Lin Shui county, Guang'an, Sichuan. Patentee after: Zhengda Construction Group Co.,Ltd. Address before: 401120 6 New South Road, Yubei District, Chongqing, 2 7, 5-2 Patentee before: Zheng Wei Effective date of registration: 20180710 Address after: 401120 6 New South Road, Yubei District, Chongqing, 2 7, 5-2 Patentee after: Zheng Wei Address before: 323903 No. 3, 4 Zhenjiang District, Wenxi, Qingtian, Lishui, Zhejiang Patentee before: Yan Haijun |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20181209 |
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CF01 | Termination of patent right due to non-payment of annual fee |