B24B 3/26

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Showing 1 to 20 of 29 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9630288 GrinderOct 01, 15Apr 25, 17Not available
9604285 Rotary tool and method for manufacturingMar 11, 15Mar 28, 17KENNAMETAL INC.
9597735 Twist drill and method of drilling composite materials, use and method regrinding and manufacturing thereofJun 29, 12Mar 21, 17SANDVIK INTELLECTUAL PROPERTY AB
8425277 Device for sharpening a twist drill point and a method for its useJun 24, 09Apr 23, 13TORMEK AB
7874895 Benchtop end mill grinding centerNov 21, 07Jan 25, 11Not available
6244938 Drill grinderSep 17, 99Jun 12, 01LISLE CORPORATION
5573452 Drill grinderJul 18, 95Nov 12, 96Not available
5400546 Precision twist drill sharpener/point splitting machineMar 19, 93Mar 28, 95Darex Corporation
5367836 Automatic drill loaderMay 14, 92Nov 29, 94OS ENGINEERING SERVICES, INC., WINSLOW ENGINEERING, INC.,
5327685 Electric drill completed with a set of grinding equipmentsMay 20, 93Jul 12, 94Not available
5319890 Bushingless workheadMar 18, 92Jun 14, 94GIDDINGS & LEWIS, INC.
5263286 Drill and drill grinding method and apparatusOct 21, 92Nov 23, 93Not available
5231802 Drill and drill grinding method and apparatusOct 21, 92Aug 03, 93Not available
5184431 Apparatus for the grinding of workpieces, especially toolsJul 18, 91Feb 09, 93Not available
4850150 Hand held drill with integral drill bit sharpenerNov 16, 88Jul 25, 89Not available
4837983 Drill bit sharpening apparatusDec 10, 87Jun 13, 89THE BOEING COMPANY
4821463 Drill bit sharpening apparatusDec 10, 87Apr 18, 89THE BOEING COMPANY
4787176 Drill bit sharpening apparatusJan 24, 86Nov 29, 88THE BOEING COMPANY
4782633 Drill bit sharpening methodDec 31, 87Nov 08, 88THE BOEING COMPANY
4769955 Fixture for holding a hole-cutting tool having cutting edges to be groundJul 13, 87Sep 13, 88Not available

Showing 1 to 20 of 29 results