School Sign:第一单位
Disigner of the Invention:wangzhongqiu,wangzhixiao,Guan Yuan,guozhen
Type of Patent:国内
State of Patent:专利授权
Application Number:202111341029.2
Service Invention or Not:no
Application Date:2021-11-12
Authorization Date:2023-08-18
First Author:yanqiuyan