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（同申）一种气门—气门座圈加速耐久测试装置
Release Time:2019-04-15
  • Institution:
    能源与动力工程学院
  • Type of Patent:
    实用新型
  • Application Number:
    201720012263.3
  • Number of Inventors:
    1
  • Service Invention or Not:
    No
  • Application Date:
    2017-01-05
  • Publication Date:
    2017-08-04
  • Authorization Date:
    2017-08-04
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