CN203686377U - 燃气管道穿楼板用防腐套管 - Google Patents
燃气管道穿楼板用防腐套管 Download PDFInfo
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- CN203686377U CN203686377U CN201320865352.4U CN201320865352U CN203686377U CN 203686377 U CN203686377 U CN 203686377U CN 201320865352 U CN201320865352 U CN 201320865352U CN 203686377 U CN203686377 U CN 203686377U
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CN201320865352.4U CN203686377U (zh) | 2013-12-20 | 2013-12-20 | 燃气管道穿楼板用防腐套管 |
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CN201320865352.4U CN203686377U (zh) | 2013-12-20 | 2013-12-20 | 燃气管道穿楼板用防腐套管 |
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CN203686377U true CN203686377U (zh) | 2014-07-02 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107035936A (zh) * | 2016-12-29 | 2017-08-11 | 天津天大天隆科技有限公司 | 室内燃气管道用防腐装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107035936A (zh) * | 2016-12-29 | 2017-08-11 | 天津天大天隆科技有限公司 | 室内燃气管道用防腐装置 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Yanmin Inventor after: Wang Jingyi Inventor after: Zhang Ping Inventor after: Wang Jilai Inventor after: Dai Chengdong Inventor after: Zhang Taiping Inventor before: Wang Yanmin |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG YANMIN TO: WANG YANMIN WANG JINGYI ZHANG PING WANG JILAI DAI CHENGDONG ZHANG TAIPING |
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ASS | Succession or assignment of patent right |
Owner name: CENTRAL PLASTICS (TIANJIN) CO., LTD. Free format text: FORMER OWNER: TIANJIN TIANDA TIANLONG TECHNOLOGY CO., LTD. Effective date: 20150610 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150610 Address after: 300000 Tianjin Huayuan Industrial District Torch Hotel, room 522 Patentee after: Central molding (Tianjin) Co., Ltd. Address before: 300384 North Central Industrial Park, waiting tower, Xiqing District, Tianjin, b-h-e23n Patentee before: TIANJIN TIANDA TIANLONG TECHNOLOGY CO., LTD. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20151220 |
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EXPY | Termination of patent right or utility model |