| Patents for B25D 3 - Hand chisels (284) |
|---|
| 08/08/2001 | EP1121230A1 A method and devices for splitting wood |
| 06/12/2001 | US6244313 Method and devices for splitting wood |
| 04/11/2001 | CN2426400Y High-efficiency hand chisel |
| 08/29/2000 | US6109365 Multi-purpose impact tool |
| 08/09/2000 | CN2390727Y Impact spade |
| 06/28/2000 | EP1011930A1 Replaceable blades and tools utilising same |
| 06/20/2000 | US6076431 Striking tools with deflector grips |
| 05/17/2000 | EP1000251A1 Fixing |
| 05/11/2000 | DE19850985A1 Tool used by striking end of handle with hammer, with blade shaft end ending at spacing from transverse hole and annular steel intermediate piece between cap and blade end |
| 12/22/1999 | CN2354714Y Impact chisel |
| 12/01/1999 | CN1237123A Replaceable blade and tools utilising same |
| 10/19/1999 | US5966818 Chisel with improved blade |
| 09/21/1999 | US5953820 Chisels and scrapers with replaceable blades |
| 06/16/1999 | CN2323927Y Anti shocking hammer drill |
| 02/11/1999 | WO1999006717A1 Fixing |
| 02/11/1999 | CA2298616A1 Fixing |
| 01/13/1999 | EP0711219B1 Device for gripping and absorbing shocks in stamping tools |
| 11/05/1998 | WO1998048988A1 A method and devices for splitting wood |
| 11/05/1998 | CA2287190A1 A method and devices for splitting wood |
| 08/04/1998 | CA2228532A1 Striking tools with deflector grips |
| 05/22/1998 | WO1998021013A1 Replaceable blades and tools utilising same |
| 05/22/1998 | CA2271101A1 Replaceable blades and tools utilising same |
| 05/12/1998 | CA2220390A1 Chisels and scrapers with replaceable blades |
| 03/24/1998 | US5730231 Gripping and shock-absorbing device for percussion tools |
| 03/12/1998 | WO1998009776A1 Impact tool, method and accessory device, especially for splitting wood |
| 02/03/1998 | US5713906 Endoprosthesis cutting-off device |
| 09/25/1997 | WO1997034739A1 Burglary tool for door lock |
| 09/02/1997 | US5662386 Plunger-actuated surface-treating devices |
| 05/14/1997 | CN2254030Y Combined chisel for power breaking chipper |
| 01/07/1997 | US5590639 Masonary cutting tool and method |
| 09/24/1996 | US5557852 Hand tool with five cutting edges |
| 05/15/1996 | EP0711219A1 Device for gripping and absorbing shocks in stamping tools |
| 01/10/1996 | CN2216895Y Hand operated mini drawing hitter for hollow clinch |
| 11/30/1995 | WO1995032077A1 Device for gripping and absorbing shocks in stamping tools |
| 07/18/1995 | US5433005 Chipping hammer |
| 12/06/1994 | US5370192 One piece combination chisel/hammer/crowbar devices |
| 11/30/1994 | EP0515476B1 Improvements relating to tools for removing tiles and the like from flat surfaces |
| 11/24/1994 | WO1994026176A1 Endoprosthesis cutting-off device |
| 11/17/1994 | DE4416377A1 Device for removing endoprostheses |
| 07/21/1993 | EP0551549A1 Handle for hand-tool with protective head |
| 04/15/1993 | DE4229104A1 Hand chisel for breaking up glass - is guided in tube with rubber collar at bottom end to prevent skidding and contain splinters |
| 12/02/1992 | EP0515476A1 Improvements relating to tools for removing tiles and the like from flat surfaces. |
| 09/24/1992 | DE4109273A1 Chisel punch with long cylindrical or prismatic holder - is drilled coaxially from one end to take interchangeable chisel bits, and has spring insert to grip bit |
| 02/20/1992 | WO1992002345A1 Chisel for dust-free chasing of brick structures |
| 09/05/1991 | WO1991012933A1 Improvements relating to tools for removing tiles and the like from flat surfaces |
| 08/21/1991 | CN2083101U Nail-righting means |
| 12/20/1990 | DE3919930A1 Double ended chisel - is pointed at one end and has flat edge at other end, and includes profiled cap |
| 07/03/1990 | US4937939 Remotedly operated chimney chisel |
| 03/06/1990 | US4905374 Modular hand tool system |
| 10/24/1989 | US4875289 Chisel for removing damaged bolts, nuts and screws |
| 10/10/1989 | US4872231 Impact blade tool |
| 09/06/1989 | EP0331013A2 Tool for removing the remaining plastic from the gate of an injection mold |
| 08/10/1989 | DE3802766A1 Chisel (edge or bend chisel) |
| 07/18/1989 | US4848309 Masonry punch |
| 05/16/1989 | US4829673 Precision self-actuated woodworking tool |
| 04/18/1989 | US4821419 Woodworking chisel |
| 03/21/1989 | US4813134 Sheet metal punching and cutting tool |
| 11/29/1988 | US4787146 Knife with chisel edge |
| 04/23/1987 | DE3537481A1 Flat chisel with safety handle |
| 01/06/1987 | US4633586 Safety chisel |
| 05/06/1986 | US4586496 Surgical chisel |
| 10/09/1985 | EP0157172A1 Surgical chisel |
| 07/17/1985 | EP0148546A1 A chisel |
| 02/05/1985 | US4497355 Woodwork cutting device such as a wood chisel with sharpening guides provided therewith |
| 07/10/1984 | US4458415 Hammer driven chopper |
| 11/22/1983 | US4416489 Chisel for a crust breaking facility |
| 07/19/1983 | CA1150189A1 Chisel for a crust breaking facility and method for operation of the same |
| 07/19/1983 | CA1150188A1 Chisel for a crust breaking facility |
| 04/19/1983 | US4380492 Method of using a chisel for a crust breaking facility |
| 04/12/1983 | CA1144521A1 Chisel alignment unit for a crust breaking facility |
| 09/21/1982 | US4349961 Removable chisel blade |
| 09/14/1982 | US4349231 Chisel alignment unit for a crust breaking facility |
| 07/22/1982 | WO1982002328A1 Chisel vibration isolator |
| 03/02/1982 | US4317595 Chisel for a crust breaking facility |
| 03/18/1981 | EP0025418A1 Chisel for a crust-breaking device and method of operating it |
| 03/18/1981 | EP0025417A1 Crust-breaking device for an electrolytic furnace |
| 03/18/1981 | EP0025416A1 Crust-breaking device for an electrolytic furnace |
| 11/25/1980 | US4235268 Tool for forming door mortice |
| 02/19/1980 | US4188722 Cutting tool for removing a nut securely fastened to a bolt |
| 10/16/1979 | CA1064253A1 Cutting bit for percussion tool |
| 01/09/1979 | US4133362 Protective handle for a hand-held striking tool |
| 04/11/1978 | US4083390 Grooving of sheet material |
| 08/17/1976 | US3974868 Hand tools |
| 07/27/1976 | US3971244 Impact tool |