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| Number | Title | Issue Date |
| 7017675 | One-pass primary tillage machine A one-pass primary tillage machine provides a combination of shallow and deep tillage, residue cutting and mixing, and clod size reduction and leveling of the field to prepare the field for the next planting season. A front group of flat coulters slice through the r... | 03/28/2006 |
| 6554080 | Motor grader having material distribution attachment A motor grader can be adapted for laying down a layer of granular material such as base rock or cold mix asphalt by mounting a dispensing hopper attachment onto the front of the motor grader and a spreading and leveling screed onto the moldboard. As the m... | 04/29/2003 |
| 5152349 | Coulter assembly for deep tillage apparatus A primary tillage apparatus includes a plurality of primary tillage tools and a coulter assembly for each primary tillage tool including first and second coulters positioned directly forward of the primary tillage tool, the coulters being mounted to diver... | 10/06/1992 |
| 4446924 | High speed tillage system with discs and plow points A tillage system includes forward and rear sets of widely spaced discs and a set of plow points. The discs in the forward set are mounted at spaced intervals so as to leave alternate strips of worked and unworked soil of substantially equal width. Each di... | 05/08/1984 |
| 4152991 | Ripping apparatus A ripping apparatus includes a housing having a bearing assembly therein which is connected to a support member of a vehicle, a ripper mechanism having a shaft member pivotally mounted in the bearing assembly, a lever arm connected to the shaft member, a ... | 05/08/1979 |
| 4131163 | Stubble eradicating implement A stubble eradicating implement adapted for earth traversing movement along a ridge having stubble and other debris thereon and having furrows on opposite sides of the ridge, the implement having a frame, guide wheels mounted on the frame; a pair of conca... | 12/26/1978 |
| 4121669 | Floating row-crop cultivator A row-crop cultivator for tilling the soil between adjacent rows of crops is connected to a prime mover. The cultivator includes a drawbar connected to the prime mover and a plurality of laterally adjacent cultivating gang assemblies for tilling the soil ... | 10/24/1978 |
| 4015667 | Cotton stalk and root shredder with re-bedder A root and stalk shredder having a frame, a pair of longitudinally extending, parallel, power driven lifting rollers rotatably mounted on the frame and extending longitudinally parallel to a path of travel of the shredder, guide means mounted on the frame... | 04/05/1977 |
| 4009759 | Cultivator apparatus A cultivator apparatus attached to a draw bar hitched to a tractor and having a tool bar attached to the draw bar and movable therewith. A cultivating mechanism is attached to the tool bar and is movable between positions of engagement and disengagement w... | 03/01/1977 |
