CN207215481U - 用于升降式防淹防护密闭门钢结构试验平台 - Google Patents
用于升降式防淹防护密闭门钢结构试验平台 Download PDFInfo
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- CN207215481U CN207215481U CN201721279613.9U CN201721279613U CN207215481U CN 207215481 U CN207215481 U CN 207215481U CN 201721279613 U CN201721279613 U CN 201721279613U CN 207215481 U CN207215481 U CN 207215481U
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CN201721279613.9U CN207215481U (zh) | 2017-09-30 | 2017-09-30 | 用于升降式防淹防护密闭门钢结构试验平台 |
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CN201721279613.9U CN207215481U (zh) | 2017-09-30 | 2017-09-30 | 用于升降式防淹防护密闭门钢结构试验平台 |
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Address after: Room 12A1320, Huabao Building, Haidian District, Beijing 100036 Co-patentee after: GUANGZHOU JUAN DEFENCE ENGINEERING CO.,LTD. Patentee after: GUANGZHOU METRO DESIGN & RESEARCH INSTITUTE Co.,Ltd. Address before: Room 12A1320, Huabao Building, Haidian District, Beijing 100036 Co-patentee before: GUANGZHOU JUAN DEFENCE ENGINEERING CO.,LTD. Patentee before: GUANGZHOU METRO DESIGN & RESEARCH INSTITUTE Co.,Ltd. |
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AV01 | Patent right actively abandoned |
Granted publication date: 20180410 Effective date of abandoning: 20230808 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20180410 Effective date of abandoning: 20230808 |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |