B23B2251/244 - CPC Classification Index

ClassID:

41155 ⎘

B23B2251/244 - CPC Classification

Classification description:

Details of tools for drilling machines; Overall form of drilling tools; Cross sections of the diameter of the drill decreasing in a direction towards the shank from the tool tip

Recent Application in this class:

20190184473

2019-06-20

METAL DRILL

20190168313

2019-06-06

Drilling tool

20160192945

2016-07-07

Precessional-motion bone and dental drilling tools and bone harvesting apparatus

20150057664

2015-02-26

Precessional-motion bone and dental drilling tools and bone harvesting apparatus

20150056032

2015-02-26

Precessional drilling and reaming

20130028677

2013-01-31

Drill bit and method for manufacturing

20120063860

2012-03-15

Drilling tool

20110033256

2011-02-10

Annular Sawing Structure

20090047080

2009-02-19

Deep Hole Drill

#10

20070237594

2007-10-11

Twist drill

#11

20060275092

2006-12-07

Deep-hole drill having back-tapered web