Affilication of Author(s):岩土与结构工程研究中心
Patent Applicant:zhaoyong,lishucai,Wang Hanpeng
Type of Patent:实用新型
Application Number:201120039908.5
Number of Inventors:2
Service Invention or Not:no
Application Date:2011-02-16
Publication Date:2011-09-21
Authorization Date:2011-09-21