Affilication of Author(s):环境科学与工程学院
Patent Applicant:Rutao Liu
Type of Patent:实用新型
Application Number:200920029145.9
Number of Inventors:1
Service Invention or Not:no
Application Date:2009-07-03
Publication Date:2010-04-28
Authorization Date:2010-04-28
Application Date: 2009-07-03
Publication Date: 2010-04-28
Authorization Date: 2010-04-28