Title:可自动退锚的全螺纹锚杆预紧力施加装置
Institution:岩土与地下工程研究院
Type of Patent:Utility models
Application Number:201320745456.1
Number of Inventors:1
Service Invention or Not:No
Application Date:2013-11-21
Publication Date:2014-04-23
Authorization Date:2014-04-23
Release Time:2019-04-15