Affilication of Author(s):土建与水利学院
Patent Applicant:gezhi
Type of Patent:实用新型
Application Number:201720038533.8
Number of Inventors:1
Service Invention or Not:no
Application Date:2017-01-13
Publication Date:2017-08-04
Authorization Date:2017-08-04
Application Date: 2017-01-13
Publication Date: 2017-08-04
Authorization Date: 2017-08-04