Affilication of Author(s):土建与水利学院
Patent Applicant:zhaoranhang
Type of Patent:发明
Application Number:201310075222.5
Number of Inventors:2
Service Invention or Not:no
Application Date:2013-03-08
Publication Date:2016-05-04
Authorization Date:2016-05-04
Application Date: 2013-03-08
Publication Date: 2016-05-04
Authorization Date: 2016-05-04