Affilication of Author(s):土木工程学院
Patent Coverage:国内
Disigner of the Invention:周继忠,蔡雪峰,蔡雪峰 周继忠 刘越生
Type of Patent:实用新型
State of Patent:专利授权
Application Number:201120335375.5
Authorization number:2174592
Number of Inventors:4
Service Invention or Not:yes
Application Date:2011-09-07
Publication Date:2012-04-25
Authorization Date:2012-04-25