Patent Applicant:zhoudan, tianhongqi, zhoudan, 牛纪强, 王中钢, yangmingzhi, zhoudan, liangxifeng
Type of Patent:外观专利
Authorization number:ZL 201430292870.1
Service Invention or Not:no
First Author:zhoudan, zhoudan
Patent Applicant:zhoudan, tianhongqi, zhoudan, 牛纪强, 王中钢, yangmingzhi, zhoudan, liangxifeng
Type of Patent:外观专利
Authorization number:ZL 201430292870.1
Service Invention or Not:no
First Author:zhoudan, zhoudan