Affilication of Author(s):齐鲁交通学院
Type of Patent:发明
Application Number:202010037072.9
Number of Inventors:4
Service Invention or Not:no
Application Date:2020-01-14
Publication Date:2021-04-02
Authorization Date:2021-04-02
Affilication of Author(s):齐鲁交通学院
Type of Patent:发明
Application Number:202010037072.9
Number of Inventors:4
Service Invention or Not:no
Application Date:2020-01-14
Publication Date:2021-04-02
Authorization Date:2021-04-02