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Title:折叠式钻机底座协调升降控制系统
Institution:岩土与地下工程研究院
Type of Patent:Invent
Application Number:201210507683.0
Number of Inventors:2
Service Invention or Not:No
Application Date:2012-11-30
Publication Date:2015-07-22
Authorization Date:2015-07-22
Release Time:2019-04-15