| Patents for B23C 3 - Milling particular work; Special milling operations; Machines therefor (8,354) |
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| 06/05/1990 | US4930948 Valve seat refitting apparatus |
| 06/05/1990 | US4930261 Valve resurfacing apparatus and method for making the same |
| 05/29/1990 | US4929129 Key cutting apparatus |
| 05/17/1990 | WO1990004916A2 Method and apparatus for aligning and cutting single-sided and double-sided keys |
| 05/15/1990 | US4925347 Method of chamfering planar plate |
| 05/15/1990 | US4924588 Tool for the non-destructive removal of tubes from heat exchangers |
| 05/08/1990 | US4923343 Machine tool |
| 05/08/1990 | US4923342 Tool for cutting a keyslot in a workpiece bore |
| 05/03/1990 | WO1990004477A1 Equal pitch groove working machine |
| 05/02/1990 | EP0366111A2 Insert rotary cutter |
| 04/25/1990 | EP0365032A2 Method and apparatus for aligning and cutting single-sided and double-sided keys |
| 04/19/1990 | WO1990003867A1 Optical profile reader, particularly for key duplicating machine |
| 04/04/1990 | EP0362007A2 Universal clamp for the reproduction of flat keys |
| 04/03/1990 | US4913601 Tool-holder spindle for a fine-grinding machine, in particular a machine for grinding the valve seats of heat engines |
| 03/28/1990 | EP0359798A1 Method of machining scroll components |
| 03/22/1990 | DE3929733A1 Deburring and chamfering machine - has mounting bores of different dia. for holder and tool drive unit |
| 03/21/1990 | EP0181875B1 Slotting machine |
| 03/14/1990 | CN1040340A Additional device for machine tools |
| 03/13/1990 | US4907919 Key manufacturing machine |
| 03/07/1990 | CN2053966U 倒角机 Chamfering machine |
| 02/28/1990 | EP0355332A1 Attachment for machine tools |
| 02/22/1990 | DE3924714A1 Mechanism for machining wood panel edge faces - has tool with cutter edges, arranged in circular conical surface with specified sharp angle |
| 02/21/1990 | CN1006863B Pipe processing device |
| 02/14/1990 | CN2052694U Rolling and milling groove mechanical equipments for deformed steel bar |
| 02/13/1990 | US4899458 Process and device for centering a guide mandrel |
| 02/06/1990 | US4898504 Key cutting machine |
| 01/31/1990 | CN2051877U Multi-functional large-scale strong disk device |
| 01/30/1990 | US4896638 Fabricating internal combustion engine cylinder heads with close tolerance internal surfaces |
| 01/23/1990 | CA1264645A1 Apparatus and method of producing chair mats and the like |
| 01/17/1990 | EP0350832A1 Outside corner-dressing device for window frames or the like |
| 01/16/1990 | US4893971 For making the scroll parts for supporting a workpiece |
| 01/11/1990 | DE3920960A1 Apparatus for deburring or chamfering a workpiece |
| 12/20/1989 | EP0347152A2 Tapered slot end mill |
| 12/20/1989 | CN1006184B Constant speed drive cam mechanism of intersecting revolution axises and method for manufacturing the cam |
| 12/13/1989 | EP0345532A2 Cutting machine for producing cuts with a predetermined circumference from a large web of flexible material |
| 11/29/1989 | EP0344077A1 Precision machine with a rod to determine the average axis of a cylindrical hole |
| 11/28/1989 | US4883392 Fly-cutter milling machine |
| 11/23/1989 | DE3816674A1 Method of manufacturing a centrifugal pump impeller |
| 11/22/1989 | CN1037291A Method and automatic machine for machining coiled stock |
| 11/21/1989 | US4881857 Machine for chamfering the corner of an object to be processed |
| 11/16/1989 | WO1989010814A1 Roll surface cutting method |
| 11/16/1989 | DE3815690A1 Lathe |
| 11/15/1989 | EP0341485A1 Cutting method for the flanks of one part warms and one part a worm cutting machine |
| 11/02/1989 | WO1989010225A1 Process and machine for cutting flanks of one-piece endless screws |
| 11/02/1989 | EP0340158A1 Automatic lathe to work material on a wire-wheel |
| 10/17/1989 | US4873794 Holder for milling countersink filler plugs |
| 10/12/1989 | DE3810130A1 Peripheral milling device for plastic lenses |
| 10/10/1989 | US4872792 Pistol grip checkering |
| 10/10/1989 | US4872789 Method and apparatus for machining valve seats and valve stem guides in a deep-walled engine monoblock workpiece |
| 10/04/1989 | EP0334913A1 Improved chamfering machine |
| 09/27/1989 | EP0333995A2 An apparatus of chamfering planar plate |
| 09/27/1989 | EP0333994A2 A method of chamfering planar plate |
| 09/27/1989 | CN1035791A Machining method and apparatus for longitudinal grooves in the surface of a cylinder |
| 09/21/1989 | WO1989008788A1 Fixing system |
| 09/21/1989 | WO1989008522A1 Method of machining scroll components |
| 09/12/1989 | US4865093 Apparatus and method of producing chair mats and the like |
| 09/05/1989 | USRE33045 Router guide unit |
| 09/05/1989 | US4863321 Fly-cutter milling machine |
| 09/05/1989 | US4862777 Method and apparatus for forming surfaces on piston rings |
| 09/05/1989 | US4862575 Method and apparatus for finishing grooved articles |
| 08/29/1989 | US4861204 Turn broaching tool |
| 08/15/1989 | US4856948 Milling device for working, and in particular for trimming the edges of sheet metal strips, sheet metal plates or the like |
| 08/15/1989 | US4856947 Cutting curved mold surfaces |
| 08/15/1989 | US4856390 Valve reseater apparatus and method |
| 07/26/1989 | EP0325264A2 Corner-cleaning machine for windows or doors |
| 07/25/1989 | US4850761 Milling process and tool |
| 07/05/1989 | EP0323044A2 Method and apparatus for machining valve seats in engine monoblock workpiece |
| 06/27/1989 | US4843213 Welding and/or cutting machine |
| 06/14/1989 | CN1004474B Machine for removing burrs from slabs |
| 06/06/1989 | US4836725 Adjustable tool-holder in machine-tools for slot milling |
| 06/06/1989 | US4836719 Method and apparatus for machining valve seats and valve stem guides in a deep-walled engine monoblock workpiece |
| 06/01/1989 | DE3738619A1 Deburring device for an industrial robot |
| 05/31/1989 | EP0318402A1 Tool-holding spindle for precision grinding machine, especially for a machine to grind the valve seats of a heat engine |
| 05/24/1989 | EP0316807A1 Method for working a piece by a tool having end cutting edges |
| 05/18/1989 | WO1989004230A1 Crankshaft miller |
| 05/17/1989 | EP0316039A2 Machine for machining close parallel score lines on plane sheets |
| 05/10/1989 | CN2037280U Tubing flat head chamfering machine |
| 05/09/1989 | US4827996 Power tool for trimming laminate |
| 04/25/1989 | US4824300 Edge miller for machining the edges of sheet metal |
| 04/13/1989 | DE3732810C1 Device for working the edges of continuously moving plate-like workpieces |
| 04/13/1989 | DE3732773A1 Guide for a tool for the mechanical deburring of intersecting bores |
| 04/05/1989 | CN2035295U All-automatic multi-function key milling machine |
| 04/05/1989 | CN1032128A Machine tool for processing curve slot on cylindrical surface |
| 04/04/1989 | CA1251977A1 Method and apparatus for finishing workpieces |
| 03/28/1989 | CA1251626A1 Machine for removing burrs from slabs |
| 03/23/1989 | WO1989002329A1 Improved chamfering machine |
| 03/22/1989 | CN2034490U Guide screw tool milling-cutter |
| 03/21/1989 | US4813828 Bottle boring milling tool |
| 03/21/1989 | US4813114 Machining the ends of round bar and tube and similiar workpieces |
| 03/14/1989 | US4812090 Method of and apparatus for adjusting the weight of a workpiece |
| 03/08/1989 | CN2033720U Variable parallel striddle milling device |
| 02/15/1989 | EP0302915A1 Combined hole making and threading tool. |
| 02/15/1989 | CN2032518U Flute milling machine for angle iron used on wood door and window |
| 01/31/1989 | US4800789 Tool slide device in machine tool |
| 01/25/1989 | EP0300959A1 Process and apparatus for centering a pilot arbor |
| 01/24/1989 | US4799836 Method and apparatus for machining the side edge surface of a web plate |
| 01/10/1989 | US4796341 Plate routing method and apparatus |
| 12/28/1988 | EP0215937B1 Hollow profile material for the construction of support mounts and frames |
| 12/28/1988 | CN87101572A Machining process of high-precision ultrashort-pitch cycloidal screw |
| 12/27/1988 | US4793749 Process for edging metal strip material and a linear guide therefor |