一种隧道支护结构

Affilication of Author(s):土木工程学院

Patent Coverage:国内

Disigner of the Invention:Wang Qiyun,赵振伟,Zhao Weihua,李志高,Zang Wanjun,tony

Type of Patent:实用新型

State of Patent:专利授权

Application Number:201821500061.4

Authorization number:第8675684号

Number of Inventors:7

Service Invention or Not:no

Application Date:2018-09-13

Publication Date:2019-04-02

Authorization Date:2019-04-02