让压型异型梁锚索桁架巷道支护系统

Release time:2019-04-15|Hits:

Affilication of Author(s):岩土与结构工程研究中心

Patent Applicant:lishucai,Wang Hanpeng

Type of Patent:实用新型

Application Number:201120125024.1

Number of Inventors:2

Service Invention or Not:no

Application Date:2011-04-26

Publication Date:2011-12-07

Authorization Date:2011-12-07