Affilication of Author(s):土建与水利学院
Type of Patent:实用新型
Application Number:201220481227.9
Number of Inventors:3
Service Invention or Not:no
Application Date:2012-09-19
Publication Date:2013-03-13
Authorization Date:2013-03-13
Application Date: 2012-09-19
Publication Date: 2013-03-13
Authorization Date: 2013-03-13