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Affilication of Author(s):土建与水利学院
Patent Applicant:lihaiyan,zhangbo,zhangxiao,Sun Huaifeng,zhanglewen,lishucai
Type of Patent:实用新型
Application Number:201720304535.7
Number of Inventors:6
Service Invention or Not:no
Application Date:2017-03-27
Publication Date:2018-04-03
Authorization Date:2018-04-03