Affilication of Author(s):土建与水利学院
Patent Applicant:sunrenjuan,houyue,gezhi
Type of Patent:实用新型
Application Number:201520669118.3
Number of Inventors:3
Service Invention or Not:no
Application Date:2015-08-31
Publication Date:2015-12-09
Authorization Date:2015-12-09
Application Date: 2015-08-31
Publication Date: 2015-12-09
Authorization Date: 2015-12-09