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Patents
Affilication of Author(s):机械工程学院
Patent Applicant:huangchuanzhen,zhuhongtao,liuzengwen
Type of Patent:发明
Application Number:200710013375.1
Number of Inventors:3
Service Invention or Not:no
Application Date:2007-03-13
Publication Date:2009-05-13
Authorization Date:2009-05-13
Publication Date:2009-05-13
Application Date:2007-03-13
Authorization Date:2009-05-13
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