Li Jianfeng
Title:Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Patents
Title of Award : 一种变螺旋槽双锥角叠层结构制孔一体化刀具
Hits :
Title:一种变螺旋槽双锥角叠层结构制孔一体化刀具
Institution:机械工程学院
Type of Patent:Utility models
Application Number:2017203417167
Number of Inventors:2
Service Invention or Not:No
Application Date:2017-04-01
Publication Date:2017-12-05
Authorization Date:2017-12-05
Release Time:2019-04-15