| Patents for A01C 5 - Making or covering furrows or holes for sowing, planting, or manuring (4,507) |
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| 01/27/1987 | US4638748 Applicator and grain drill shank |
| 01/20/1987 | US4637328 No-till planter |
| 01/06/1987 | US4633791 Opener assembly including a compact, arc-shaped opener |
| 12/16/1986 | US4628840 Combination coulter and fertilizer knife apparatus |
| 12/03/1986 | EP0203223A1 Seed drill with spring-loaded drill coulters |
| 11/18/1986 | US4623024 Furrow-forming attachment for a tractor |
| 11/18/1986 | US4622906 Onion planter |
| 11/18/1986 | CA1214076A1 Seed planter |
| 11/12/1986 | EP0201047A2 Seed drill |
| 11/12/1986 | EP0200967A1 Seeding system |
| 11/05/1986 | EP0199926A1 Seed drill |
| 10/28/1986 | US4619331 Protective surround for packer wheels |
| 10/22/1986 | CN85103152A 新型播种耧 The new planting Aquilegia |
| 10/14/1986 | US4617294 Animal feed supplement |
| 10/14/1986 | US4616581 Planting apparatus |
| 10/01/1986 | EP0195808A1 Suspension mechanism for agricultural row unit. |
| 09/30/1986 | US4614160 Pelletized material depositing tool |
| 09/30/1986 | CA1211992A1 Apparatus for the combined planting of seed and application of fertilizer |
| 09/30/1986 | CA1211991A1 Planting tool |
| 09/02/1986 | US4608933 Apparatus for converting a chisel plow to a planter |
| 08/28/1986 | WO1986004771A1 Pitting implement |
| 08/27/1986 | EP0191871A1 Cultivating machine |
| 08/26/1986 | US4607706 Sectional disc assembly for ground-working implements |
| 08/26/1986 | US4607581 Furrow opener for seeder |
| 08/06/1986 | CN85204042U Deep soil-loosening and ditching machinery retaining original earth structure |
| 08/05/1986 | US4603746 Disk blade scraper |
| 07/22/1986 | US4601347 Automatic reversible wheel track filler |
| 07/08/1986 | US4598654 In a farm implement |
| 07/02/1986 | CN85107119A Small-sized multifunctional man-power seeder for relay interplanting |
| 06/24/1986 | US4596200 Row crop planter |
| 06/24/1986 | US4596199 Single blade sealer for fertilizer applicator |
| 06/17/1986 | US4594951 Regularizing device for the depth of a furrow |
| 06/10/1986 | CN85108875A 种子播种机 Seed planter |
| 06/04/1986 | EP0183203A2 Seed drill |
| 06/03/1986 | US4592294 Knife applicator for dry and liquid fertilizer |
| 05/27/1986 | US4590869 Double disk opener assembly and disk blade therefor |
| 05/21/1986 | EP0181425A1 Device for measuring the penetration depth of agricultural implements |
| 04/29/1986 | US4585072 Gardening tool with plug ejector and detachable cutting chamber |
| 04/09/1986 | EP0177024A2 Method and apparatus for controlling the working depth of furrow openers of seed drills |
| 04/08/1986 | US4580507 Drill for applying seed and fertilizer |
| 04/01/1986 | US4579071 Packer wheel assembly |
| 03/27/1986 | WO1986001680A1 Suspension mechanism for agricultural row unit |
| 03/11/1986 | CA1201625A1 Tiller planter |
| 03/05/1986 | EP0173565A2 Seeding implement with improved opener |
| 02/19/1986 | EP0171719A2 Seed drill |
| 02/19/1986 | EP0171705A2 Seed drill |
| 02/18/1986 | US4570554 In a seed planting implement |
| 02/12/1986 | EP0170825A1 Drill coulter attachment |
| 02/11/1986 | US4569400 Driller for use in rice field |
| 02/05/1986 | EP0170140A1 Scraper for the disc blade of a seed drill |
| 01/21/1986 | US4565141 Seeding apparatus with fertilizer applicator |
| 01/07/1986 | US4562780 Trash farming means and method |
| 12/05/1985 | WO1985005246A1 Apparatus in dispensing machines for agriculture |
| 11/19/1985 | US4553607 Ridge cleaning attachment for planters |
| 10/29/1985 | US4550122 Attachment for removing residue in front of a planter |
| 10/22/1985 | CA1195554A2 Earth working tool and holder therefor |
| 10/16/1985 | EP0157840A1 Machine for ploughing furrows with parallel walls into grassland and lawns. |
| 10/08/1985 | CA1194728A1 Trash seeder |
| 09/24/1985 | US4542705 Apparatus for renewing green areas and lawns |
| 09/18/1985 | EP0154665A2 Seeder |
| 09/11/1985 | EP0154260A2 Drill coulter with an additional coulter |
| 09/04/1985 | EP0153893A2 Rotating mechanical drill for simultaneously planting and mulching |
| 08/29/1985 | WO1985003618A1 Precision seed drills |
| 07/30/1985 | CA1191052A1 Row crop planter |
| 07/17/1985 | EP0148421A2 Coulter or furrow opener for a seed drill |
| 07/16/1985 | US4528920 Tillage and seeding implement with trailing opener and press wheel gangs |
| 07/16/1985 | CA1190438A1 Seedling planting means |
| 06/19/1985 | EP0144634A1 Drilling device for a seeder |
| 06/11/1985 | US4522268 Packer wheel |
| 06/04/1985 | US4520742 Seed planter attachment for chisel plow |
| 05/28/1985 | US4519325 Grain drill suspension system |
| 05/15/1985 | EP0141323A1 Seeding device |
| 05/08/1985 | EP0140318A1 Elevation adjustment device for a drill section |
| 05/08/1985 | EP0140264A2 Seed drill |
| 05/08/1985 | EP0140263A1 Drilling device for a seeder |
| 05/08/1985 | EP0140190A2 Seed drill |
| 05/07/1985 | US4515224 Seed drill with improved seed disc means |
| 04/11/1985 | WO1985001417A1 Machine for ploughing furrows with parallel walls into grassland and lawns |
| 03/26/1985 | US4506609 Trash seeder |
| 03/05/1985 | US4502547 Soil working device with cleaner |
| 01/29/1985 | US4496075 Rotary metering and dispensing apparatus |
| 01/23/1985 | EP0131763A2 Method for sowing seeds in meadows, especiall the post seeding of damaged lawns |
| 01/16/1985 | EP0052641B1 Furrow forming apparatus for a seed planter |
| 01/15/1985 | US4493274 Furrow forming apparatus for a seed planter |
| 01/08/1985 | US4492172 For producing a higher than normal density non-rhizoming grass sod |
| 01/02/1985 | EP0129614A1 Seed drill |
| 12/25/1984 | US4489969 Clam digging tool |
| 12/25/1984 | US4489790 Seed planter press wheel |
| 12/04/1984 | CA1178851A1 Seed drill for discharging seed and fertilizer |
| 11/27/1984 | US4484635 Garden row making tool |
| 11/20/1984 | US4483401 Trash clearing assembly for farm implements |
| 11/20/1984 | CA1178306A1 Mobile spreader unit |
| 10/23/1984 | US4478159 Apparatus for planting seeds and the like |
| 10/17/1984 | EP0121586A1 Seed drill |
| 10/10/1984 | EP0121045A1 Sowing share |
| 09/25/1984 | CA1174907A1 Planting apparatus |
| 09/05/1984 | EP0117745A1 Coulter seeder apparatus |
| 09/04/1984 | US4469185 Cutter wheel for tillage apparatus |
| 08/28/1984 | CA1173301A1 Drill plough with single disc shares |
| 08/21/1984 | US4466364 Planter attachment |