CN215711392U - 一种水利工程用环抱式管道起重装置 - Google Patents
一种水利工程用环抱式管道起重装置 Download PDFInfo
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CN202122427875.8U CN215711392U (zh) | 2021-10-09 | 2021-10-09 | 一种水利工程用环抱式管道起重装置 |
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CN202122427875.8U CN215711392U (zh) | 2021-10-09 | 2021-10-09 | 一种水利工程用环抱式管道起重装置 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
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Effective date of registration: 20230428 Address after: 101, No. 65, Nan'an Village, Nan'an Village Committee, Jintan Town, Jishui County, Ji'an City, Jiangxi Province, 343000 Patentee after: Jiangxi Dongrong Construction Co.,Ltd. Address before: 252113 people's Government of hongguantun Town, Chiping District, Liaocheng City, Shandong Province Patentee before: Zhang Tao |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20220201 Effective date of abandoning: 20230725 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20220201 Effective date of abandoning: 20230725 |