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一种绞车式主被动升沉补偿装置及其工作方法
  • Affilication of Author(s):
    海洋研究院
  • Patent Applicant:
    liuyanjun,Shizhen Li
  • Type of Patent:
    发明
  • Application Number:
    2018106769434
  • Number of Inventors:
    2
  • Service Invention or Not:
    no
  • Application Date:
    2018-06-27
  • Publication Date:
    2019-06-11
  • Authorization Date:
    2019-06-11

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