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一种用于渐进成形的滚动成形工具、装置及方法

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  • Affilication of Author(s):机械工程学院

  • Patent Applicant:Lester,Li Jianfeng,LI Fangyi

  • Type of Patent:发明

  • Application Number:2019102808523

  • Number of Inventors:3

  • Service Invention or Not:no

  • Application Date:2019-04-09

  • Publication Date:2020-01-31

  • Authorization Date:2020-01-31

  • Publication Date:2020-01-31

  • Application Date:2019-04-09

  • Authorization Date:2020-01-31
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