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Affilication of Author(s):土建与水利学院
Patent Applicant:cuixinzhuang,ZHANG Jiong,jinqing
Type of Patent:实用新型
Application Number:201220481226.4
Number of Inventors:3
Service Invention or Not:no
Application Date:2012-09-19
Publication Date:2013-03-13
Authorization Date:2013-03-13
