Hits:
First Author:邹海洋
Disigner of the Invention:Sophie,张洪梅,孙静娜,张佳人,sunjun,王琦,袁博
Application Number:CN201510218459.3
Authorization Date:2015-04-30
Authorization number:CN104825259A
Pre One:一种面向老年人群的手动折叠自行车