Affilication of Author(s):计算机教研部
Patent Coverage:国内
Disigner of the Invention:田媚,黄雅平,罗四维
Type of Patent:发明
State of Patent:撤销专利
Application Number:ZL 2017 1 0190453.9
Authorization number:ZL 2017 1 0190453.9
Service Invention or Not:no
Application Date:2017-03-28
Publication Date:2020-12-10
Authorization Date:2020-12-11