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一种预置激光熔覆保护气充盈装置

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  • Affilication of Author(s):机械与汽车工程学院

  • Patent Coverage:国内

  • First Author:许明三

  • Disigner of the Invention:叶建华,Shoujin Zeng,戴腾运

  • Type of Patent:实用新型

  • State of Patent:专利授权

  • Application Number:201821628537.2

  • Authorization number:ZL201821628537.2

  • Number of Inventors:5

  • Service Invention or Not:no

  • Application Date:2018-10-08

  • Publication Date:2018-10-08

  • Authorization Date:2019-05-14

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