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Gender:Male
Date of Employment:2015-10-23

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一种具有阶梯刃型的断屑钻头

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Affilication of Author(s):机械工程学院
Patent Applicant:sunjie,guokai
Type of Patent:发明
Application Number:2016106012232
Number of Inventors:2
Service Invention or Not:no
Application Date:2016-07-28