Affilication of Author(s):计算机教研部
Patent Coverage:国内
Disigner of the Invention:任青柳,张洪喆
Type of Patent:外观设计
State of Patent:撤销专利
Application Number:ZL 2017 3 0342355.3
Authorization number:ZL 2017 3 0342355.3
Service Invention or Not:no
Application Date:2017-07-31
Publication Date:2017-12-01
Authorization Date:2018-01-05
Address: No.11 Changyu Street, Fangshan District, Beijing
Post Code:102488
Copyright ©University of Chinese Academy of Social Sciences
