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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

Disigner of the Invention:Shoujin Zeng,戴腾运,许明三

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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