CN209511342U - 一种密封性能好的给排水管道接头 - Google Patents
一种密封性能好的给排水管道接头 Download PDFInfo
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- CN209511342U CN209511342U CN201920170348.3U CN201920170348U CN209511342U CN 209511342 U CN209511342 U CN 209511342U CN 201920170348 U CN201920170348 U CN 201920170348U CN 209511342 U CN209511342 U CN 209511342U
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CN201920170348.3U CN209511342U (zh) | 2019-01-31 | 2019-01-31 | 一种密封性能好的给排水管道接头 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111322471A (zh) * | 2020-04-10 | 2020-06-23 | 广东华坤建设集团有限公司 | 一种水下沉管拼接用组件及其使用方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111322471A (zh) * | 2020-04-10 | 2020-06-23 | 广东华坤建设集团有限公司 | 一种水下沉管拼接用组件及其使用方法 |
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Bozhou Zhonglian Construction Engineering Co., Ltd Assignor: Bozhou Vocational and Technical College Contract record no.: X2019340000003 Denomination of utility model: A kind of water supply and sewerage pipeline connector of good seal performance Granted publication date: 20191018 License type: Exclusive License Record date: 20190829 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 Termination date: 20210131 |