B24B 3/32

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9901990 Drilling toolFeb 04, 11Feb 27, 18KENNAMETAL INC.
9114461 DrillJan 04, 12Aug 25, 15SANDVIK INTELLECTUAL PROPERTY AB
6988935 Foreign matter removing device and methodAug 07, 02Jan 24, 06MITSUBISHI HEAVY INDUSTRIES, LTD.
6350185 Grit blast nozzle for surface preparation of tubeFeb 09, 00Feb 26, 02SPACE SYSTEMS/LORAL, INC.
4642942 Method and apparatus for grinding the tip of a twist drillJul 16, 85Feb 17, 87GUHRING AUTOMATION GMBH & CO., INDUSTRIEPARK, EBINGER STRASSE 50, D-7488 STETTEN A.K.M. 4-FROHNSTETTEN, WEST GERMANY
4568013 Apparatus for supporting and moving tools for fixing a cluster of tubes to a tubular plate of a steam generatorDec 09, 82Feb 04, 86Framatome