Affilication of Author(s):机械工程学院
Patent Applicant:Lester,sunjie,Li Jianfeng,guokai
Type of Patent:实用新型
Application Number:2016212266301
Number of Inventors:4
Service Invention or Not:no
Application Date:2016-11-15
Publication Date:2017-05-17
Authorization Date:2017-05-17