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Affilication of Author(s):岩土与结构工程研究中心
Patent Applicant:lihualuan,liliping,zhangqianqing,lishucai
Type of Patent:实用新型
Application Number:201120515746.8
Number of Inventors:4
Service Invention or Not:no
Application Date:2011-12-12
Publication Date:2012-08-29
Authorization Date:2012-08-29