Affilication of Author(s):土建与水利学院
Patent Applicant:ZHANG Jiong
Disigner of the Invention:jinqing,cuixinzhuang
Type of Patent:发明
Application Number:201210349658.4
Number of Inventors:4
Service Invention or Not:no
Application Date:2012-09-19
Publication Date:2015-05-27
Authorization Date:2012-09-19