Affilication of Author(s):齐鲁交通学院
Type of Patent:发明
Application Number:202010181307.1
Number of Inventors:4
Service Invention or Not:no
Application Date:2020-03-16
Publication Date:2022-02-22
Authorization Date:2022-02-22
Affilication of Author(s):齐鲁交通学院
Type of Patent:发明
Application Number:202010181307.1
Number of Inventors:4
Service Invention or Not:no
Application Date:2020-03-16
Publication Date:2022-02-22
Authorization Date:2022-02-22