CN216407916U - 一种水利工程用管道埋设装置 - Google Patents
一种水利工程用管道埋设装置 Download PDFInfo
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- CN216407916U CN216407916U CN202121766958.3U CN202121766958U CN216407916U CN 216407916 U CN216407916 U CN 216407916U CN 202121766958 U CN202121766958 U CN 202121766958U CN 216407916 U CN216407916 U CN 216407916U
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CN202121766958.3U CN216407916U (zh) | 2021-07-31 | 2021-07-31 | 一种水利工程用管道埋设装置 |
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CN202121766958.3U CN216407916U (zh) | 2021-07-31 | 2021-07-31 | 一种水利工程用管道埋设装置 |
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CN216407916U true CN216407916U (zh) | 2022-04-29 |
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CN202121766958.3U Withdrawn - After Issue CN216407916U (zh) | 2021-07-31 | 2021-07-31 | 一种水利工程用管道埋设装置 |
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Effective date of registration: 20220721 Address after: 635200 No.172 pedestrian street, Qujiang Town, Qu county, Dazhou City, Sichuan Province Patentee after: Sichuan hengyihe Construction Co.,Ltd. Address before: 831100 villa 3, North Lane of Changji people's court, Changji Hui Autonomous Prefecture, Xinjiang Uygur Autonomous Region Patentee before: Yang Shuyuan Patentee before: Wang Xingwei Patentee before: Pan Duofeng |
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AV01 | Patent right actively abandoned |
Granted publication date: 20220429 Effective date of abandoning: 20220727 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20220429 Effective date of abandoning: 20220727 |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |