B23B2251/285 - CPC Classification Index

ClassID:

41161 ⎘

B23B2251/285 - CPC Classification

Classification description:

Details of tools for drilling machines; Arrangement of teeth Cutting teeth arranged at different heights

Recent Application in this class:

20200147701

2020-05-14

Vertical-edge double-step sawtooth cutter for preparing high-quality holes of composite material and hybrid stack structure thereof

20190375034

2019-12-12

Ground set hole saw

20190118270

2019-04-25

Device for opening connection to lined pipe

20190022768

2019-01-24

Device for opening connection to lined pipe

20180311748

2018-11-01

Cutting tool

20180257150

2018-09-13

Sawtooth structure with reversed cutting function and its drill series

20180056405

2018-03-01

Hole saw

20170021433

2017-01-26

Bottom cutting step up reamer

20160023290

2016-01-28

Boring tool, particularly a reamer

#10

20140212235

2014-07-31

Drill cutting insert

#11

20140133931

2014-05-15

Drill tool

#12

20120087755

2012-04-12

Hole cutter

#13

20050025593

2005-02-03

Sheet metal hole cutter