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Title:一种充填型岩溶管道系统
Institution:岩土与地下工程研究院
Type of Patent:Utility models
Application Number:201420475463.9
Number of Inventors:4
Service Invention or Not:No
Application Date:2014-08-22
Publication Date:2015-01-07
Authorization Date:2015-01-07
Release Time:2019-04-15