Release time:2018-06-05 Hits:
Affilication of Author(s):生态环境与城市建设学院
Patent Coverage:国内
First Author:鄢庆春
Disigner of the Invention:李曹县,李曹县
Type of Patent:实用新型
State of Patent:专利授权
Application Number:200920137838.x
Authorization number:第1352566号
Number of Inventors:2
Service Invention or Not:yes
Application Date:2009-04-27
Publication Date:2010-02-03
Authorization Date:2010-02-03