GUOCAI(BEIJING) ACADEMY OF BUILDING SCIENCE CO., LTD

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Patents Grantslast 30 patents

Information Patent Grant
Beam-column joint structure of prefabricated steel structure building
- Patent number 11,649,625
- Issue date May 16, 2023
- GUOCAI (BEIJING) ACADEMY OF BUILDING SCIENCE CO., LTD.
- Jiaosheng Qu
- E04 - BUILDING