一种螺纹连接的方钢管柱
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Title:一种螺纹连接的方钢管柱
Institution:土建与水利学院
Type of Patent:Utility models
Application Number:201520933152.7
Number of Inventors:2
Service Invention or Not:No
Application Date:2015-11-19
Publication Date:2016-03-23
Authorization Date:2016-03-23
Release Time:2019-04-15