| Patents for B24B 3 - Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools (4,999) |
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| 01/20/1998 | US5709587 Method and apparatus for honing an elongate rotary tool |
| 01/15/1998 | WO1998001259A2 Precision drill sharpener and grinding wheel assembly therefor |
| 01/08/1998 | WO1998000264A1 Machine for machining tooth flanks of a cutting tool |
| 01/08/1998 | DE19624743A1 Resharpening method for metal circular saw blades |
| 12/24/1997 | CN1168648A Method and device for regrinding grooved tools |
| 12/23/1997 | US5700184 Dental instrument sharpening system |
| 12/23/1997 | US5700182 Apparatus and method for automated honing of elongated straight-edged cutting blades |
| 12/18/1997 | WO1997047431A1 Device for machining of elongate objects |
| 12/17/1997 | EP0812667A2 Slicing of wood laminae or boards |
| 12/17/1997 | EP0648155B1 Vibration dampening grinding cup and grinding cup holder for handheld grinding machines |
| 12/10/1997 | CN2269924Y Tool for sharpening twist drill |
| 12/10/1997 | CN1167026A Grinding machine specially for scraper used for wrinkling toilet paper |
| 12/03/1997 | CN1166395A Roller grinding method for roller type glass cutter |
| 12/02/1997 | US5693063 Process for shaping and sharpening a rotatable surgical shaver blade |
| 11/27/1997 | DE19641810C1 Device for sharpening blades of woodchip cutter |
| 11/27/1997 | DE19619401C1 Method and appliance for profiling grinding worms |
| 11/19/1997 | EP0807004A1 Grinding cup and holder device |
| 11/18/1997 | US5688163 Vibration dampening grinding cup and grinding cup holder for handheld grinding machines |
| 11/18/1997 | US5688161 In a slitting machine |
| 11/12/1997 | CN2267122Y Multi-function device for sharpening knives |
| 11/11/1997 | US5685768 Grinding machine with lifting mechanism |
| 11/05/1997 | EP0759836A4 Shaving system |
| 10/29/1997 | CN2265870Y Arc cutter grinding apparatus |
| 10/22/1997 | EP0638012B1 Method of truing and angling cutter blades by sharpening |
| 10/15/1997 | EP0800793A1 Process for shaping and sharpening a rotatable surgical shaver blade |
| 10/15/1997 | EP0800438A1 Process equipment for razor blades with simultaneous or sequential deposition and etching capabilities |
| 10/14/1997 | US5676591 Bit sharpener |
| 10/02/1997 | WO1997035686A1 Method and apparatus for honing an elongate rotary tool |
| 10/02/1997 | DE19605072C1 Device for sharpening cutting tool fittings in wood chip-producing machine |
| 10/01/1997 | EP0686075B1 Method of sharpening profile-sharpened cutting blades |
| 10/01/1997 | CN2263566Y Knife grinder |
| 09/24/1997 | EP0796164A1 Method and device for regrinding grooved tools |
| 09/24/1997 | EP0796163A1 Hob cutter for machining face gears, and method for manufacturing such a tool |
| 09/24/1997 | CN2262973Y Hydraulic driving knife sharpener |
| 09/18/1997 | WO1997033717A1 Grinding jig for knives |
| 09/18/1997 | DE19630057C1 Machine tool for machining saw blades |
| 09/17/1997 | CN2262466Y Knife sharpener for kitchen |
| 09/16/1997 | US5667427 Method and apparatus for sharpening curved blades |
| 09/10/1997 | EP0793559A1 Grinding cup and wear part therefor |
| 09/10/1997 | CN2261909Y Full standard diamond sawtooth arc grinding machine tool |
| 09/02/1997 | US5662514 Method for producing cutting blades |
| 08/27/1997 | EP0624117B1 Power tool |
| 08/27/1997 | CN2260682Y Automatic grinding machine for drill bit |
| 08/27/1997 | CN2260681Y Quick-acting knife grinder |
| 08/26/1997 | US5660582 Dual rotary cutter blade sharpener |
| 08/20/1997 | CN2259966Y Sharpening mechanism of machine for sharpening drill |
| 08/14/1997 | WO1997028919A1 Grinded cutting insert |
| 08/13/1997 | EP0757608A4 Sharpening apparatus |
| 08/13/1997 | CN2259258Y Domestic knife-sharpening device |
| 08/13/1997 | CN2259257Y Domestic knife-sharpening device |
| 08/12/1997 | US5655957 Sharpening Machine |
| 08/05/1997 | US5653300 Method of drilling a subterranean formation |
| 07/31/1997 | DE19626388C1 Machine for cutting tooth flanks in saw blade |
| 07/22/1997 | US5649853 Drill bit grinding machine |
| 07/10/1997 | CA2166820A1 Resilient lifter for wire coil blast cleaning apparatus |
| 07/09/1997 | CN2257509Y Circular arc diamond knife edge processing fixture |
| 07/08/1997 | US5645470 Method of honing a knife blade |
| 07/08/1997 | US5645468 Dental curet and sharpening machine system |
| 07/01/1997 | US5643065 Indexing mechanism for rotatably mounted work holding spindle |
| 07/01/1997 | US5643059 Reciprocating grinder |
| 06/26/1997 | WO1997022440A1 Improvements in or relating to drill bit sharpening |
| 06/26/1997 | CA2238755A1 Improvements in or relating to drill bit sharpening |
| 06/25/1997 | CN2256791Y Electric knife sharper for kitchen |
| 06/24/1997 | US5641321 Elongated cutting tool for wood working and apparatus for and method of grinding the same |
| 06/24/1997 | US5640888 Woodturning scraper burnisher and method of burnishing woodturning scrapers |
| 06/17/1997 | US5639273 Grinding cup and holder device |
| 06/12/1997 | DE19640416A1 Grinding device for blade of grinding, splitting or sharpening machine |
| 06/11/1997 | CN2255891Y Bench dust-collecting grinding machine |
| 06/10/1997 | US5637037 Method and grinding cup for grinding buttons of a rock drilling bit |
| 06/10/1997 | US5637036 Power tool adapter |
| 06/04/1997 | EP0776731A1 A grinding jig for grinding gouge chisels |
| 05/29/1997 | CA2170208A1 Grinding jig for grinding gouge chisels |
| 05/28/1997 | CN2254802Y Electric sharpening device for cutting edges |
| 05/21/1997 | CN1150129A Glass cutting disc |
| 05/20/1997 | US5630747 Grinding machine for sharpening tools |
| 05/14/1997 | EP0773194A1 Glass cutting disc |
| 05/14/1997 | CN2254023Y Automatic knife grinder |
| 05/13/1997 | US5628837 Cutting tool |
| 04/23/1997 | CN1148358A Shaving system |
| 04/15/1997 | US5620363 Powered grinding tool |
| 04/15/1997 | US5620359 Knife sharpener |
| 04/15/1997 | US5619889 Method of making microstructural surgical instruments |
| 04/08/1997 | US5618226 Apparatus for grinding a reciprocal trimming blade |
| 04/08/1997 | US5618028 Power tool adapter |
| 03/26/1997 | EP0764072A1 Sharpening device for food slicer |
| 03/19/1997 | CN2249653Y Edge sharpener for groove cutter |
| 03/18/1997 | US5611726 High speed precision sharpening apparatus |
| 03/12/1997 | EP0760728A1 Method for producing a hob |
| 03/12/1997 | CN2249145Y Double-grinding-head electrolytic automatic blade-grinding machine |
| 03/11/1997 | US5609512 Method and apparatus for off-line honing of slicer blades |
| 03/11/1997 | US5609447 Surface decarburization of a drill bit |
| 03/06/1997 | WO1997007932A1 Implement working adapter |
| 03/06/1997 | WO1997007930A1 Method of and apparatus for truing cutter heads |
| 03/06/1997 | DE19531815A1 Grinder, especially for producing cutter for lumber industry |
| 03/06/1997 | CA2230257A1 Implement working adapter |
| 03/06/1997 | CA2226521A1 Method of and apparatus for truing cutter heads |
| 03/05/1997 | EP0759836A1 Shaving system |
| 03/05/1997 | CN2248616Y Grinder with precision bit of drill |
| 03/05/1997 | CN2248615Y Machine for grinding or cutting |
| 02/20/1997 | WO1997005988A1 Portable skate blade sharpener |