一种钻铰锪一体化刀具

Release time:2019-04-15|Hits:

Affilication of Author(s):机械工程学院

Patent Applicant:guokai,sunjie

Type of Patent:发明

Application Number:201610224852.8

Number of Inventors:2

Service Invention or Not:no

Application Date:2016-04-12

Publication Date:2018-10-23

Authorization Date:2018-10-23