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一种隧道防水板拉链式连接系统及其施工方法
Release Time:2021-05-21
  • Institution:
    岩土与地下工程研究院
  • Type of Patent:
    Invent
  • Application Number:
    201910702404.8
  • Number of Inventors:
    3
  • Service Invention or Not:
    No
  • Application Date:
    2019-07-31
  • Publication Date:
    2021-04-13
  • Authorization Date:
    2021-04-13
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