张乾青
Title:Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Patents
Title of Award : 带肋预应力管桩
Hits :
Title:带肋预应力管桩
Institution:岩土与地下工程研究院
Type of Patent:Utility models
Application Number:201320746320.2
Number of Inventors:1
Service Invention or Not:No
Application Date:2013-11-22
Publication Date:2014-06-18
Authorization Date:2014-06-18
Release Time:2019-04-15