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一种空心铝型材挤压模上模

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  • Affilication of Author(s):材料科学与工程学院

  • Patent Coverage:国内

  • Disigner of the Invention:刘昌棋,王火生,Chen dingning,SHS Lin,董俊豪,谢志敏,王乾廷

  • Type of Patent:实用新型

  • State of Patent:专利授权

  • Application Number:201920301830.6

  • Authorization number:9769462

  • Number of Inventors:8

  • Service Invention or Not:no

  • Application Date:2019-03-07

  • Publication Date:2019-04-07

  • Authorization Date:2019-12-13

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