Hits:
Title:一种倒楔式可回收锚杆
Institution:岩土与地下工程研究院
Type of Patent:Utility models
Application Number:201520063530.0
Number of Inventors:4
Service Invention or Not:No
Application Date:2015-01-29
Publication Date:2015-09-02
Authorization Date:2015-09-02
Release Time:2019-04-16
