中文

一种装配式可拆卸混合楼梯

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  • Affilication of Author(s):土建与水利学院

  • Patent Applicant:314100170007,314100150001,houhetao

  • Type of Patent:实用新型

  • Application Number:201821721887.3

  • Number of Inventors:3

  • Service Invention or Not:no

  • Application Date:2018-10-23

  • Publication Date:2019-08-30

  • Authorization Date:2019-08-30

  • Publication Date:2019-08-30

  • Application Date:2018-10-23

  • Authorization Date:2019-08-30

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