B23B2251/46 - CPC Classification Index

ClassID:

41176 ⎘

B23B2251/46 - CPC Classification

Classification description:

Details of tools for drilling machines Drills having a centre free from cutting edges or with recessed cutting edges

Recent Application in this class:

20240033833

2024-02-01

Anti-Skive Drill Bit

20190118268

2019-04-25

Tool holder for lathe and lathe provided with the tool holder

20180117683

2018-05-03

Device for ensuring proper location of a cutout in a sheet of construction material

20170341159

2017-11-30

Drill and method for manufacturing machined product using same

20170054281

2017-02-23

Tubular parts and embeddable electrical boxes

20160158851

2016-06-09

Iron-Cutting Drill

20160082524

2016-03-24

Cutting tip

20150352645

2015-12-10

Hole-saw

20150336183

2015-11-26

BORE ADAPTOR

#10

20150328701

2015-11-19

Saw Tool for a Machine Tool

#11

20150328695

2015-11-19

Drill bit with an exchangeable cutting portion

#12

20150266108

2015-09-24

Drill and method for manufacturing cut workpieces using same

#13

20150016909

2015-01-15

Drill bit with an exchangeable cutting portion

#14

20140369774

2014-12-18

Hollow Core Drive Shaft Device for Core Drilling and Method of Using the Same

#15

20140308084

2014-10-16

DOOR HARDWARE OPENING ENLARGEMENT TOOL

#16

20140003877

2014-01-02

Drill

#17

20130025942

2013-01-31

Rotary drill

#18

20120163934

2012-06-28

Drilling tool

#19

20110091296

2011-04-21

Throwaway tip for deep-hole drilling and drill head for deep-hole drilling

#20

20110067927

2011-03-24

Drill Head for Deep-Hole Drilling

#21

20110033255

2011-02-10

Gun Drill

#22

20090110501

2009-04-30

Cutting tool

#23

20080152438

2008-06-26

Ballnose end mill

#24

20060180355

2006-08-17

Drill bit

#25

20050271482

2005-12-08

Ballnose end mill