School Sign:第一单位
Disigner of the Invention:wangenyuan,刘贞堂,zhaoenlai,fengxiaojun
Type of Patent:国内
State of Patent:专利授权
Application Number:201910589992.9
Service Invention or Not:no
Application Date:2019-07-02
Authorization Date:2021-01-26
First Author:Chaolin Zhang