| Patents for A01D 67 - Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms (1,224) |
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| 12/28/1993 | US5272859 Mechanical drive center pivot mower conditioner |
| 12/14/1993 | CA1325128C Method and apparatus for mounting an implement to a tractor |
| 11/24/1993 | CN2146846Y Immerseable and floating type harvester for rice and wheat of paddy field |
| 11/18/1993 | EP0570316A1 Agricultural implement, especially mower, with an improved power transmission device |
| 11/18/1993 | EP0569836A1 Trailing device with at least one pivotally mounted working unit |
| 11/17/1993 | CN2146106Y Multi-purpose boat tractor |
| 11/10/1993 | EP0568986A1 Mowing machine |
| 10/28/1993 | WO1993020680A1 Mechanical drive center pivot mower conditioner |
| 09/28/1993 | CA2014011C Agricultural carrier vehicle |
| 09/01/1993 | EP0558436A1 Mower for harvesting grass crops |
| 08/31/1993 | US5239812 Frame structure for a front mower |
| 04/20/1993 | US5203154 Hay rake and merger |
| 04/12/1993 | CA2080291A1 Direct positive silver halide photographic materials |
| 04/01/1993 | WO1993005641A1 Hay rake and merger |
| 04/01/1993 | CA2119461A1 Hay rake and merger |
| 03/16/1993 | US5193330 Agricultural reaping or haying machine |
| 03/04/1993 | DE4128585A1 Haymaking machine coupled to tractor - has hydraulic or pneumatic activated arms carrying rotary rakes controlled from check valve on coupling |
| 01/20/1993 | EP0524131A2 Lift suspended mower |
| 01/20/1993 | EP0524130A2 Mower with controlled ejection |
| 01/07/1993 | EP0521812A1 Mower with throwing rotor |
| 12/09/1992 | EP0516650A1 A mower conditioner. |
| 10/27/1992 | US5157905 Crop harvesting machine |
| 10/21/1992 | EP0509306A1 Harvester coupled to a tractor |
| 09/24/1992 | DE4108924A1 Cultivator moving over uneven ground - has vertically adjusting support wheels along swivel axis |
| 09/16/1992 | EP0503395A1 Mowing machine |
| 08/25/1992 | US5140804 Mowers |
| 06/24/1992 | CN2107771U Simple harvester driven by walking tractor set |
| 04/28/1992 | US5107663 Farm machine having a deformable suspension mechanism |
| 03/25/1992 | EP0476419A2 Mowing device with impact protected frame |
| 03/19/1992 | WO1992003909A1 Agricultural machine |
| 03/03/1992 | US5092111 Mowers |
| 12/12/1991 | DE4115966A1 Combine harvester drivers cab - has extension cover which can revolve or slide or pivot over cab roof or over corn tank |
| 11/21/1991 | DE4111024A1 Agricultural trailer with height-adjustable frame - has sprint elements transferring frame weight to ground rollers |
| 10/29/1991 | US5060462 Mower having a lightening mechanism |
| 09/10/1991 | US5046230 Method of mounting an implement to a prime mover |
| 08/27/1991 | CA1288018C Modular combine harvester |
| 08/08/1991 | WO1991011099A1 A mower conditioner |
| 08/08/1991 | CA2075207A1 Mower conditioner |
| 07/09/1991 | US5029436 Agricultural carrier vehicle |
| 06/25/1991 | US5025616 Hayrake hitch and method of use |
| 06/11/1991 | US5022420 Lawn mower shade apparatus |
| 05/29/1991 | EP0429383A1 A mower having a lightening mechanism |
| 05/29/1991 | EP0429381A1 Farm machine having a deformable suspension mechanism |
| 05/28/1991 | US5018345 Crop harvester having angular draft tongue for accommodating sharp turns |
| 05/15/1991 | EP0427357A1 An agricultural machine |
| 05/08/1991 | EP0426588A1 Improvement for agricultural machines especially for haymaking machines |
| 04/17/1991 | EP0422743A1 Mowing machine |
| 02/12/1991 | US4991383 Agricultural harvesting machine movable into two positions |
| 12/25/1990 | US4979359 Dual implement hitch and rake combination |
| 11/27/1990 | US4972664 Combine attachment |
| 10/17/1990 | EP0392189A1 Agricultural carrier vehicle |
| 08/01/1990 | EP0223801B1 A coupling device for connecting a wheeled field implement to a tractor |
| 07/31/1990 | US4944141 Height control system |
| 07/24/1990 | US4943080 Swather hitch device for pull-type implements |
| 07/18/1990 | EP0377962A2 Improvements in and relating to mowers |
| 07/17/1990 | CA1271640A1 Grass cutting machine |
| 06/05/1990 | US4930295 Hydraulic cylinder mode shift |
| 06/01/1990 | CA2004278A1 Mowers |
| 05/30/1990 | EP0370304A1 Hay-making machine |
| 05/17/1990 | DE3937172A1 Haymaking machine with spring-damping element - is designed to prevent mechanical overloading |
| 05/01/1990 | US4920735 Operational carrier for wheel-type hay rake |
| 04/17/1990 | US4916889 Easily adjustable towed mower |
| 04/03/1990 | CA1267290A1 Swather hitch device for pull-type implements |
| 03/06/1990 | US4905462 Method and apparatus for mounting an implement to a tractor |
| 01/25/1990 | DE3919598A1 Stellvorrichtung zur stufenlosen verstellung der arbeitsebene von landwirtschaftlichen bau- und/oder erntemaschinen Adjusting device for continuously variable adjustment of the working level of agricultural construction and / or harvesting equipment |
| 01/18/1990 | DE3823626A1 Self-propelled combine harvester |
| 01/17/1990 | EP0350631A1 Hay making machine for front and rear mounting on tractor |
| 12/20/1989 | EP0346701A1 Hay-making machine |
| 11/29/1989 | EP0343699A2 An agricultural machine |
| 11/02/1989 | EP0339231A2 Agricultural mowing and hay-making machine |
| 10/26/1989 | DE3835367A1 Device for mowers |
| 10/19/1989 | DE3835366A1 Device for the ground adaptation of the working implements of haymaking machines |
| 09/21/1989 | WO1989008380A2 Agricultural reaper or hay making machine |
| 09/13/1989 | EP0332552A1 Improvement for agricultural harvesting machines |
| 09/06/1989 | EP0330818A2 Hay making machine |
| 08/22/1989 | US4858418 Mowing machine |
| 07/18/1989 | US4848069 Mower |
| 07/11/1989 | US4846198 Modular combine harvester |
| 06/13/1989 | US4838358 Coupling device for connecting a wheeled field implement to a tractor |
| 06/13/1989 | US4838013 Mowing machine |
| 05/09/1989 | CA1253697A1 Mower |
| 04/04/1989 | CA1251935A1 Double windrowing attachment for harvester |
| 03/21/1989 | US4813218 Lawn mower support structure |
| 12/27/1988 | US4793125 Frame for windrow inverter |
| 12/15/1988 | WO1988009610A1 A mower for grass crops |
| 11/09/1988 | EP0289773A1 Agricultural hitching device |
| 10/18/1988 | CA1243236A1 Pivot tongue harvester with lateral transport |
| 08/10/1988 | EP0277343A1 Mowing machine |
| 07/06/1988 | EP0273513A1 An agricultural machine |
| 06/14/1988 | US4750319 Grass cutting machine |
| 06/01/1988 | EP0269166A2 A mowing machine |
| 05/25/1988 | EP0268571A1 Lawn mower support structure |
| 02/25/1988 | DE3628379A1 Haymaking machine |
| 02/24/1988 | EP0256274A1 Green crop harvester |
| 02/16/1988 | US4724661 Two piece crop harvesting header and flotation mechanism therefor |
| 02/02/1988 | US4722173 Cotton harvester harvesting unit support system |
| 01/19/1988 | US4719742 Mowing machine |
| 01/07/1988 | EP0250654A1 Combine harvester |
| 12/10/1987 | DE3619045A1 Haymaking machine |
| 06/30/1987 | US4676053 Quick adjust flotation apparatus for a crop harvester |