Hits:
School Sign:第一单位
Disigner of the Invention:王聪聪,wangfei,李世昌
Type of Patent:国内
State of Patent:专利授权
Application Number:201810428597.8
Number of Inventors:4
Service Invention or Not:no
Application Date:2018-05-07
Authorization Date:2020-04-03
First Author:yinshiping
