Affilication of Author(s):机械工程学院
Patent Applicant:Song Qinghua
Type of Patent:发明
Application Number:201810973782.5
Number of Inventors:4
Service Invention or Not:no
Application Date:2018-08-24
Affilication of Author(s):机械工程学院
Patent Applicant:Song Qinghua
Type of Patent:发明
Application Number:201810973782.5
Number of Inventors:4
Service Invention or Not:no
Application Date:2018-08-24