Hits:
Type of Patent:中国发明专利
State of Patent:授权
Authorization number:CN110646708B
Service Invention or Not:no
Authorization Date:2020-07-17
First Author:liangrui
Hits:
Type of Patent:中国发明专利
State of Patent:授权
Authorization number:CN110646708B
Service Invention or Not:no
Authorization Date:2020-07-17
First Author:liangrui