• 中文

刘初升   Professor

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一种筛面开孔率递增的弛张筛

Release time:2024-05-28  Hits:

  • Type of Patent:国内
  • State of Patent:专利授权
  • Application Number:201510891012.2
  • Number of Inventors:8
  • Service Invention or Not:no
  • Application Date:2015-12-07
  • Authorization Date:2018-07-10