Affilication of Author(s):土建与水利学院
Patent Applicant:cuixinzhuang
Type of Patent:实用新型
Application Number:201721224540.3
Number of Inventors:2
Service Invention or Not:no
Application Date:2017-09-22
Publication Date:2018-05-08
Authorization Date:2018-05-08
Application Date: 2017-09-22
Publication Date: 2018-05-08
Authorization Date: 2018-05-08