Language : English
Li Zhonghui

Patents

一种模拟和测试钻孔变形的装置

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Disigner of the Invention:蔡冠楠,钮月,娄全

Type of Patent:国际

State of Patent:专利授权

Application Number:201520002593.5

Number of Inventors:4

Service Invention or Not:no

Application Date:2015-01-04

Authorization Date:2015-06-10

First Author:Li Zhonghui