| Patents for A01D 51 - Apparatus for gathering together crops spread on the soil, e.g. apples, beets, nuts, potatoes (355) |
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| 04/02/1985 | CA1184835A1 System for mechanically gathering, trees, bushes and branches |
| 03/19/1985 | US4505096 Sweeping machine with arcuate paddle of flexible material |
| 03/12/1985 | US4503661 Leaf and lawn debris lift and bagger |
| 02/19/1985 | US4499713 Nut harvester |
| 08/22/1984 | EP0116514A1 Pick-up implement |
| 05/08/1984 | US4446681 Power lawn rake |
| 02/28/1984 | US4434011 Method and apparatus for retrieving objects from the ground |
| 11/01/1983 | CA1156053A1 Double roll rock windrower |
| 04/05/1983 | US4378670 Hand scoop for grass and leaves |
| 12/21/1982 | US4364222 Nut harvesting machine |
| 09/08/1982 | EP0059671A1 Device for the picking and cleaning of crops, especially beet |
| 08/04/1982 | EP0056873A1 Beet pick-up device |
| 07/13/1982 | CA1127398A1 olive picker |
| 06/09/1982 | EP0053570A1 Frontal rotary wind rower |
| 04/06/1982 | US4322940 Harvesting machine for macademia nuts |
| 04/06/1982 | US4322939 Device for gathering fruit |
| 02/16/1982 | US4315546 Double roll rock windrower |
| 09/08/1981 | US4287710 Hay machine for working crop lying on the ground |
| 08/18/1981 | CA1107083A1 Implement for working crop lying on the ground |
| 05/05/1981 | US4265318 Chunk picking machine |
| 02/10/1981 | US4249367 Brush windrower |
| 01/27/1981 | US4246741 Implement for gathering hay, windrowed crops and other strewn material |
| 10/01/1980 | EP0016440A1 Mowing device |
| 09/17/1980 | EP0015843A1 Beet gatherer and loader with pivoting bin |
| 07/29/1980 | US4214429 Brush rake |
| 07/08/1980 | US4211062 Machine for harvesting agricultural produce |
| 04/08/1980 | US4196928 Material pickup device |
| 04/01/1980 | CA1074569A1 Tree nut windrowing blower with automatic oscillating blower discharge |
| 03/25/1980 | US4194346 Harvest separator |
| 12/25/1979 | US4179770 Turf grooming vehicle with dischargeable receiver |
| 09/12/1978 | US4113023 Multiple shaft, ground-raking attachment for bucket-equipped tractors |
| 03/14/1978 | US4078683 Material handling apparatus |
| 03/14/1978 | US4078365 Tree nut windrowing blower with automatic oscillating blower discharge |
| 03/07/1978 | US4077194 Apparatus for collecting objects from a surface |
| 01/17/1978 | US4068455 Bag for a lawn comber |
| 01/03/1978 | US4066179 Apparatus for collecting objects from a surface |
| 11/22/1977 | US4059158 Rock and root picker |
| 09/27/1977 | US4050518 Beach cleaning apparatus |
| 08/16/1977 | US4041680 Cotton boll gleaner |
| 07/26/1977 | US4037397 Lawn rakes |
| 07/19/1977 | US4035993 Seed harvester |
| 07/05/1977 | US4033100 Windrowing machine with rotary brush and depth control unit |
| 04/19/1977 | US4018038 Hand rake with grasping tines |
| 01/04/1977 | US4000602 Vacuum conduit pick-up device with improved control |
| 12/07/1976 | US3995759 Golf ball retriever |
| 10/19/1976 | US3986324 Melon pickup and loading machine |
| 09/21/1976 | US3981127 Apparatus for gathering and containerizing citrus fruit and the like |
| 09/14/1976 | US3979890 Rake for gathering and containing fallen fruit |
| 08/24/1976 | US3975890 Automatic height control for harvesting machine |
| 06/08/1976 | US3962072 Air separator apparatus |
| 06/08/1976 | US3961469 Rotary windrowing machine |
| 06/08/1976 | US3961465 Vacuum harvesting machine |
| 05/11/1976 | US3955346 Apparatus for the recovery of cotton from the ground |
| 03/30/1976 | US3946541 Method of picking up corn |
| 01/06/1976 | US3930355 Melon harvester |