CN216583901U - 一种海洋工程吊装作业专用缓冲机构 - Google Patents
一种海洋工程吊装作业专用缓冲机构 Download PDFInfo
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Effective date of registration: 20230509 Address after: 638500 Building 1, No. 10, Guangqian Avenue, Qianfeng District, Guang'an City, Sichuan Province Patentee after: Sichuan Hongji Construction Engineering Co.,Ltd. Address before: 750001 Hotel community, No. 7, Gongyuan street, Xingqing District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: Jiang Lan |
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AV01 | Patent right actively abandoned |
Granted publication date: 20220524 Effective date of abandoning: 20230630 |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |