Affilication of Author(s):土建与水利学院
Patent Applicant:liujian,wangdengjie
Type of Patent:发明
Application Number:2015103874632
Number of Inventors:2
Service Invention or Not:no
Application Date:2015-06-30
Publication Date:2017-09-01
Authorization Date:2017-09-01
Application Date: 2015-06-30
Publication Date: 2017-09-01
Authorization Date: 2017-09-01