School Sign:第一单位
Disigner of the Invention:杨文辉,于海航,韩正铜,yangjinyong
Type of Patent:国内
State of Patent:专利授权
Application Number:202010563676.7
Service Invention or Not:no
Application Date:2020-06-19
Authorization Date:2022-05-27
First Author:Cheng Yanhai