Hits:
Type of Patent:中国发明专利
State of Patent:授权
Authorization number:CN 108896874 B
Service Invention or Not:no
Authorization Date:2019-08-02
First Author:liangrui
Hits:
Type of Patent:中国发明专利
State of Patent:授权
Authorization number:CN 108896874 B
Service Invention or Not:no
Authorization Date:2019-08-02
First Author:liangrui