Hits :

First Author : 周昌军

Disigner of the Invention : 周昌军，侯彩霞，张强

Type of Patent : 发明

Publication Date : 2012-12-10

Issue Date : 2015-03-11

Authorization number : ZL 201210531883.X

Service Invention or Not : no

Status : 授权专利

Number of Inventors : 3