CN204522088U - 一种采用球形阀芯作阀门堵件的多功能消防栓 - Google Patents
一种采用球形阀芯作阀门堵件的多功能消防栓 Download PDFInfo
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CN111486295A (zh) * | 2020-03-09 | 2020-08-04 | 无锡市政设计研究院有限公司 | 一种消火栓止水器 |
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CN111486295A (zh) * | 2020-03-09 | 2020-08-04 | 无锡市政设计研究院有限公司 | 一种消火栓止水器 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Huang Hongtao Inventor after: Zhou Chunhua Inventor after: Lai Yunfang Inventor after: Wang Ruiping Inventor after: Ou Xiangjiang Inventor before: Huang Hongtao Inventor before: Zhou Chunhua Inventor before: Lai Yunfang Inventor before: Wang Ruihua Inventor before: Ou Xiangjiang |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20150805 |