Affilication of Author(s):齐鲁交通学院
Type of Patent:发明
Application Number:201910764570.0
Number of Inventors:4
Service Invention or Not:no
Application Date:2019-08-19
Publication Date:2020-08-04
Authorization Date:2020-08-04
Affilication of Author(s):齐鲁交通学院
Type of Patent:发明
Application Number:201910764570.0
Number of Inventors:4
Service Invention or Not:no
Application Date:2019-08-19
Publication Date:2020-08-04
Authorization Date:2020-08-04