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Title:半刚性异型梁锚索桁架巷道支护系统
Institution:岩土与地下工程研究院
Type of Patent:Utility models
Application Number:201120124970.4
Number of Inventors:3
Service Invention or Not:No
Application Date:2011-04-26
Publication Date:2011-12-07
Authorization Date:2011-12-07
Release Time:2019-04-15