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Patents
Affilication of Author(s):土建与水利学院
Patent Applicant:yaozhanyong,zhangjizhe,jianghongguang
Type of Patent:实用新型
Application Number:201821694476.X
Number of Inventors:3
Service Invention or Not:no
Application Date:2018-10-18
Publication Date:2019-07-16
Authorization Date:2019-07-16
Publication Date:2019-07-16
Application Date:2018-10-18
Authorization Date:2019-07-16
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