CN217079967U - 一种道桥工程安全围挡装置 - Google Patents
一种道桥工程安全围挡装置 Download PDFInfo
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CB03 | Change of inventor or designer information |
Inventor after: Chen Lei Inventor after: Li Yong Inventor after: Wang Jun Inventor after: Wu Pei Inventor after: Wang Lei Inventor after: Liu Hongtao Inventor before: Wu Pei Inventor before: Wang Lei Inventor before: Liu Hongtao |
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Effective date of registration: 20231208 Address after: Jinniu Huantou Building, No. 227 Jinfu Road, Jinniu District, Chengdu City, Sichuan Province, 610036 Patentee after: CCCC Construction Group Co.,Ltd. Patentee after: China Communications Construction Group Southwest Construction Co.,Ltd. Address before: 150000 room 3, building 26, Mediterranean sunshine, No. 132, Shimao Avenue, Songbei District, Harbin, Heilongjiang Province Patentee before: Wu Pei |
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