Affilication of Author(s):机械工程学院
Patent Applicant:zhangchengrui,Cong Hua,yuanquan
Type of Patent:发明
Application Number:200810158311.5
Number of Inventors:3
Service Invention or Not:no
Application Date:2008-10-27
Publication Date:2010-08-11
Authorization Date:2010-08-11
Application Date: 2008-10-27
Publication Date: 2010-08-11
Authorization Date: 2010-08-11