CN203260980U - 防积水电缆沟及其盖板 - Google Patents
防积水电缆沟及其盖板 Download PDFInfo
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CN 201320302506 CN203260980U (zh) | 2013-05-29 | 2013-05-29 | 防积水电缆沟及其盖板 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103928897A (zh) * | 2014-04-30 | 2014-07-16 | 国家电网公司 | 一种电缆沟及电缆沟防进水方法 |
CN109301787A (zh) * | 2018-11-16 | 2019-02-01 | 国家电网有限公司 | 一种室外陡坡电缆沟道分段式组合盖板 |
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2013
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103928897A (zh) * | 2014-04-30 | 2014-07-16 | 国家电网公司 | 一种电缆沟及电缆沟防进水方法 |
CN103928897B (zh) * | 2014-04-30 | 2016-05-18 | 国家电网公司 | 一种电缆沟及电缆沟防进水方法 |
CN109301787A (zh) * | 2018-11-16 | 2019-02-01 | 国家电网有限公司 | 一种室外陡坡电缆沟道分段式组合盖板 |
CN109301787B (zh) * | 2018-11-16 | 2024-05-31 | 国家电网有限公司 | 一种室外陡坡电缆沟道分段式组合盖板 |
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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: CHENGDU HYDROELECTRIC INVESTIGATION + DESIGN INSTI Free format text: FORMER NAME: CHENGDU HYDROELECTRIC INVESTIGATION + DESIGN INSTITUTE OF CHINA HYDROPOWER CONSU |
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CP01 | Change in the name or title of a patent holder |
Address after: The North Qingyang District of Chengdu City, Sichuan Province, No. 610072 Patentee after: HYDROCHINA CHENGDU ENGINEERING Corp. Address before: The North Qingyang District of Chengdu City, Sichuan Province, No. 610072 Patentee before: POWERCHINA Chengdu Engineering Corporation Limited |
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C56 | Change in the name or address of the patentee |
Owner name: CHINA POWER GROUP CHENGDU INVESTIGATION DESIGN + R Free format text: FORMER NAME: CHENGDU HYDROELECTRIC INVESTIGATION + DESIGN INSTITUTE OF SPC |
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CP01 | Change in the name or title of a patent holder |
Address after: The North Qingyang District of Chengdu City, Sichuan Province, No. 610072 Patentee after: POWERCHINA Chengdu Engineering Co.,Ltd. Address before: The North Qingyang District of Chengdu City, Sichuan Province, No. 610072 Patentee before: HYDROCHINA CHENGDU ENGINEERING Corp. |
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CX01 | Expiry of patent term |
Granted publication date: 20131030 |
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CX01 | Expiry of patent term |