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一种快装钢结构楼梯间及安装方法

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  • Affilication of Author(s):土建与水利学院

  • Type of Patent:发明

  • Application Number:202111115910.0

  • Number of Inventors:1

  • Service Invention or Not:no

  • Application Date:2021-09-23

  • Publication Date:2023-03-31

  • Authorization Date:2023-03-31

  • Publication Date:2023-03-31

  • Application Date:2021-09-23

  • Authorization Date:2023-03-31
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