Li Jianfeng   

Title:Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

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Language：English

Patents

Title : 一种带锥钻和锪窝断屑结构的叠层薄板制孔刀具

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Title:一种带锥钻和锪窝断屑结构的叠层薄板制孔刀具

Affilication of Author(s):机械工程学院

Patent Applicant:sunjie,Li Jianfeng

Type of Patent:发明

Application Number:201710405223.X

Number of Inventors:2

Service Invention or Not:no

Application Date:2017-05-31

Publication Date:2023-11-14

Authorization Date:2023-11-14

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