Patents-Review.com
ClassID:

44388 ⎘

B24B3/26 - CPC Classification

Classification description:

Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills

Sub-classes:
Recent Application in this class:
#1
20220274158
2022-09-01

Rivet block including integrated rivet feed bores

 #2
20210370458
2021-12-02

Driver Shaft Support Assemblies, Setup Assemblies, and Cutting Assemblies

 #3
20210245265
2021-08-12

Drill system, an upper drill tool and a lower drill tool for precision forming of openings in a bracket, and methods of use

 #4
20210245235
2021-08-12

Rivet block including integrated rivet feed bores

 #5
20180264615
2018-09-20

Driver shaft support assemblies, setup assemblies, and cutting assemblies

 #6
20180093330
2018-04-05

CUTTING TOOL AND METHOD FOR ITS MANUFACTURE

 #7
20160361769
2016-12-15

Rotary tool and method for manufacturing a rotary tool

 #8
20160263663
2016-09-15

Rotary tool and method for manufacturing

 #9
20160114409
2016-04-28

Rotary cutting tool having a cutting edge made of multiple materials

 #10
20140169898
2014-06-19

Twist drill and method of drilling composite materials, use and method regrinding and manufacturing thereof

 #11
20110171884
2011-07-14

Device for sharpening a twist drill point and a method for its use

 #12
20090157217
2009-06-18

Method and device for measuring the geometry of a cutting edge to be chamfered

 #13
20080311829
2008-12-18

Emery wheel grinding machine with adjustable drill bit chuck

 #14
20070243801
2007-10-18

Double-grinding-wheel type drill bit grinding device with a single driving shaft and grinding method thereof

 #15
20070232208
2007-10-04

Drilling-head-grinding positioning device

 #16
20070141963
2007-06-21

Automated drill bit re-sharpening and verification system

 #17
20060027045
2006-02-09

Automated drill bit re-sharpening and verification system

 #18
20060003676
2006-01-05

Drill sharpener