Patent Applicant: Luo, 赵永杰, 张辉傲
Type of Patent: Utility model patent
Authorization number: ZL202120239361.7
Service Invention or Not: no
Authorization Date: 2021-10-15
First Author: Luo
Patent Applicant: Luo, 赵永杰, 张辉傲
Type of Patent: Utility model patent
Authorization number: ZL202120239361.7
Service Invention or Not: no
Authorization Date: 2021-10-15
First Author: Luo