Patents for A01B 39 - Other machines specially adapted for working soil on which crops are growing (1,432) |
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05/15/1991 | EP0426960A2 Hoeing machine for agricultural implement |
05/01/1991 | CN2075849U Rotary cultivator |
03/27/1991 | CN2073642U Walking weeder |
01/16/1991 | EP0407896A1 Groundworking machine for row cultures |
01/02/1991 | EP0406217A1 Mobile apparatus for mowing |
12/04/1990 | US4974683 Ridge tillage attachment for planters |
11/28/1990 | EP0399137A1 Ground-working tool for attachment to an agricultural vehicle |
11/28/1990 | CN2066227U Dual-row cultivator |
11/07/1990 | EP0396182A1 Hoeing or weeding machine for agriculture and horticulture |
09/05/1990 | EP0385328A1 Agricultural machine |
08/01/1990 | EP0379660A2 Soil working implement for row crops |
07/12/1990 | DE3900288A1 Mounted paring plough for vineyard tractors |
07/10/1990 | USRE33255 Rod weeder attachment for an agricultural implement |
06/26/1990 | USRE33238 Oscillating powered cultivating tool |
06/26/1990 | US4936391 For mounting on a tractor |
06/26/1990 | US4936390 Tool apparatus with tool attached to end of outrigger arm |
06/14/1990 | WO1990006048A1 Weeding metal base plate and weeder |
06/13/1990 | DE4004346A1 Machine for hoeing in rows - is designed to remove and stack standing plants |
06/13/1990 | DE3841148A1 Tractor, especially for use in asparagus fields |
06/05/1990 | CA1269893A1 Ridge tillage attachment for planters |
05/30/1990 | EP0370984A2 Agricultural seed planter |
05/22/1990 | CA2003343A1 Agricultural seed planter |
04/03/1990 | US4913241 Rod weeder attachment for an agricultural implement |
03/29/1990 | DE3831764A1 Servo-controlled working appliance with capacitive plant sensing |
03/27/1990 | US4911247 Power cultivating device |
03/22/1990 | WO1989008976A3 Apparatus for cultivating rice and other crops |
03/06/1990 | US4905770 Shield assembly for a cultivator |
02/28/1990 | CN2053425U Stubble-removing machine for seedling farmland interlling |
02/15/1990 | DE3830141C1 Method and apparatus for working the growth between the rows of young standing maize plants in maize-cultivation areas |
02/14/1990 | EP0226585B1 Cultivating apparatus |
01/30/1990 | US4896730 Apparatus for cultivating rice and other crops |
01/23/1990 | CA1264597A1 Rod weeder attachment for an agricultural implement |
12/27/1989 | EP0347982A1 Method and device for controlling unwanted plant growth on a piece of ground |
12/14/1989 | DE3818645A1 Working machine for removing weeds |
12/13/1989 | EP0195808B1 Suspension mechanism for agricultural row unit |
11/29/1989 | EP0343348A2 Apparatus and method for cultivating rice and other crops |
11/22/1989 | CN1037253A Apparatus and method for cultivating rice and other crops |
11/16/1989 | DE3814928A1 Servo-device for actuating an adjusting member |
10/05/1989 | WO1989008976A2 Apparatus for cultivating rice and other crops |
09/06/1989 | CN1035222A Earth covering machine for preventing seedlings from cold |
08/08/1989 | US4854390 Sand fighter for bed planting |
06/28/1989 | CN2039893U Extendible and amplitude-adjustable orchard cultivator |
05/31/1989 | CN2038309U Weeder with harrow |
05/30/1989 | US4834190 Spring tine and detachably secured attachment |
05/30/1989 | US4834189 Row crop cultivator |
05/24/1989 | DE3738289A1 Self-propelling mower for forest plants |
04/11/1989 | US4819737 Row crop cultivator |
03/28/1989 | US4815544 Cultivator disc adjuster |
02/08/1989 | EP0302566A2 Device for working more or less loose material |
01/12/1989 | DE3819315A1 Rotary harrow |
01/10/1989 | US4796550 Single angled blade coulter and fertilizer opener |
12/14/1988 | EP0294438A1 Motor-driven soil tilling implement |
11/22/1988 | US4786204 Clamping apparatus with bi-directional clamping device |
11/22/1988 | US4785891 Tilling ridger |
11/01/1988 | US4781254 Two-piece earth engaging implement and method of forming the same |
10/25/1988 | US4779684 Method and apparatus for extracting plant stalks and for reshaping beds |
09/27/1988 | CA1242347A1 Agricultural tool clamp |
09/06/1988 | US4768596 Soil crust loosening apparatus |
08/11/1988 | DE3702988A1 Device combination, which can be attached to an agricultural or forestry working vehicle, for mechanical weed control, in particular between young plant rows in tree nursery or forest plantations |
08/02/1988 | US4760804 Air injection cultivator |
07/14/1988 | WO1988004884A1 Motor-driven soil tilling implement |
06/28/1988 | US4753297 Rotary disk tool assembly and material dispensing and crop cutting implements |
06/07/1988 | CA1237597A1 Pivoting shield assembly |
05/19/1988 | DE3637972A1 Hoeing machine |
05/11/1988 | DE3638076A1 Shifting device for a side-working mow-cutting unit |
05/05/1988 | DE3637186A1 Tractor-operated working appliance |
03/24/1988 | WO1988001830A1 Method and tool for the treatment of roots below the ground |
03/10/1988 | DE3629691A1 Hydraulically inwardly pivotable ground-working implement |
12/29/1987 | US4715449 Self-dumping crop shield |
12/29/1987 | CA1230771A1 Weeding machine |
12/03/1987 | DE3641263A1 Electrically operated hoeing and digging appliance for gardens |
12/03/1987 | DE3618064A1 Plough |
10/29/1987 | DE3614217A1 Method and appliance for breaking the crust of fields cultivated in rows, especially beet fields |
10/27/1987 | US4702323 Ridge tillage attachment for planters |
10/27/1987 | EP0226585A4 Cultivating apparatus. |
10/06/1987 | US4697645 Disc cultivator shield |
09/02/1987 | EP0234023A2 Pressure fluid actuated pivoting mechanism for working equipment particularly applicable to roadside cutting mowers |
09/01/1987 | US4690223 Rod weeder attachment for an agricultural implement |
08/06/1987 | DE3603457A1 Ground-working machine |
07/30/1987 | DE3601875A1 Root-separating tool |
07/01/1987 | EP0226585A1 Cultivating apparatus. |
06/02/1987 | CA1222408A1 Row crop cultivator |
05/26/1987 | US4667745 Hand propelled rotary cultivator |
05/12/1987 | CA1221573A1 Soil cultivating implement |
05/12/1987 | CA1221572A1 Earth-working tool head |
04/28/1987 | US4660653 Rotary disk tool assembly and implements |
04/28/1987 | US4660649 Rotary tiller tool apparatus with vertical lift force variable in direct proportion to pressure to rotate tiller tool |
04/21/1987 | USRE32405 Farming implement particularly for row cultivation |
04/16/1987 | DE3631436A1 Motor-operated ground-working appliance |
03/26/1987 | DE3632641A1 Self-propelled agricultural appliance carrier for row and bed cultivations |
03/17/1987 | US4650005 Row crop cultivator with setting indicator |
03/10/1987 | US4648463 Weeder for removing weeds having various lengths |
02/24/1987 | US4645013 Agricultural sweep |
10/01/1986 | EP0195808A1 Suspension mechanism for agricultural row unit. |
08/26/1986 | US4607705 Row crop cultivator including disk and setting indicator therefor |
06/03/1986 | US4592428 Plant protective apparatus |
05/28/1986 | EP0181964A1 Soil tilling implement |
05/27/1986 | US4591002 Pivoting shield assembly |
05/27/1986 | US4591001 Garden tillers |
05/06/1986 | US4586593 Drive assembly |