| Patents for A01C 7 - Sowing (12,057) |
|---|
| 01/24/1991 | DE3923222A1 Single seed sowing drill with several drill sets |
| 01/23/1991 | CN2069641U Cotton dibbler |
| 01/16/1991 | EP0407724A1 Single seed sowing machine |
| 01/09/1991 | CN2068747U Padel dibbling implement |
| 01/02/1991 | CN1048142A Rice planter with seedling-throwing disk |
| 12/27/1990 | WO1990015520A1 Combination share arrangement |
| 12/27/1990 | EP0404241A1 Method and seed drill for placing seed grains into the ground |
| 12/26/1990 | CN2067889U Hand seeder unit |
| 12/18/1990 | US4977841 Torsional joint attachment for a seed planter |
| 12/12/1990 | EP0402290A1 Improved seed planting device, sowing machine and combined machine for preparing a seedbed and for sowing using the device |
| 12/12/1990 | EP0402289A1 Improved seed planting device, sowing machine and combined machine for preparing a seedbeed and for sowing using the device |
| 12/05/1990 | EP0400317A1 Multi-row seed drill |
| 12/05/1990 | CN2066646U Simple hand sowing implement |
| 12/05/1990 | CN2066645U Man-power dual-wheel non-till wheat bunch planting machine |
| 11/27/1990 | CA1276839C Seed boot |
| 11/20/1990 | US4971255 Granular chemical bander |
| 11/20/1990 | US4970973 Row crop planting apparatus for mobile pipe span-and-tower irrigation systems |
| 11/14/1990 | CN2065394U Increasing moisture in soil and seeding device of seed plough |
| 11/14/1990 | CN2065393U Man power multi-purpose machine for maize fine sowing and manure spreading |
| 11/14/1990 | CN1046830A Three-purpose planting transplanter |
| 11/07/1990 | CN2064979U Multifunctional pedal bunch planting machine |
| 11/06/1990 | CA1275866C Combined seed drill and fertilizer applicator |
| 11/06/1990 | CA1275865C Agricultural machine |
| 10/30/1990 | US4966329 Predator mite and beneficial insect field applicator |
| 10/18/1990 | WO1990011679A1 Artificial seed sowing machine |
| 10/10/1990 | EP0391220A1 Agricultural distributor |
| 10/10/1990 | CN2063335U Single-wheel non-tillage seeding machine for cereals |
| 10/03/1990 | EP0199926B1 Seed drill |
| 10/03/1990 | CN2062937U Multifunction machine for sowing seeds of forest trees and transplanting or cutting |
| 10/02/1990 | CA1274726A1 Granular applicator with interchangeable metering wheels |
| 09/20/1990 | DE3908915A1 Precision seeder |
| 09/13/1990 | DE4004967A1 Machine for sewing seed in rows - has number of seed boxes spaced at intervals along common shaft |
| 09/12/1990 | CN2061758U Inertial force swing type seeding and fertilizing device |
| 09/05/1990 | EP0385819A1 Distributor for a precision seed drill |
| 09/05/1990 | CN2061360U All-functional light dibbler for farming and forestry |
| 09/05/1990 | CN1045015A Volume air-breathing precise seed sowing device |
| 08/30/1990 | DE4004966A1 Seed drill control system - has counter indexed by each turn at end of field to allow vacant furrows to be left as tractor paths |
| 08/21/1990 | US4949869 Distributor for a monoseed sowing machine |
| 08/16/1990 | EP0382006A1 Combined agricultural distributing machine |
| 08/09/1990 | DE3903225A1 Mobile agricultural seed drill |
| 08/08/1990 | EP0380912A1 Spacer drill |
| 07/31/1990 | US4944637 Valved seed outlet |
| 07/25/1990 | EP0379231A2 Pneumatic fertilizer spreader |
| 07/17/1990 | US4941416 Actuating mechanism for a ground-engaging tool |
| 07/17/1990 | CA1271668A1 Device for application of granular, gaseous or liquid material to soil |
| 07/17/1990 | CA1271667A1 Applicator and grain drill shank |
| 07/04/1990 | EP0376755A1 Apparatus for distributing particulate material |
| 07/04/1990 | EP0376018A2 Distributor |
| 06/13/1990 | CN2058049U Hand-operated fertilizer seeding machine |
| 06/12/1990 | CA1270153A1 Seed planter |
| 06/05/1990 | US4930431 No-till field implement |
| 05/30/1990 | EP0370984A2 Agricultural seed planter |
| 05/29/1990 | US4928858 Metering device for seed or fertilizer |
| 05/29/1990 | US4928607 Electronically controlled pneumatic seeder |
| 05/23/1990 | EP0369766A2 Apparatus for sowing granular material |
| 05/22/1990 | US4926768 Seed spreader |
| 05/22/1990 | US4926583 Apparatus for selecting and discharging seeds |
| 05/22/1990 | CA2003343A1 Agricultural seed planter |
| 05/16/1990 | EP0367829A1 Control and evaluation system for the sowing of seeds |
| 05/15/1990 | US4924786 Seed dispenser with dual-faced seed plate |
| 05/09/1990 | EP0366972A2 Combined agricultural distributing machine |
| 05/09/1990 | CN2056803U One-man sower with double-row cylinder |
| 05/02/1990 | CN2056556U Volume suction precision seeding apparatus |
| 05/02/1990 | CN2056554U Lift multi-purpose plow |
| 05/01/1990 | US4921144 For sowing tree seeds during harvesting |
| 04/24/1990 | CA1268081A1 Sowing assembly for single-seed sowing machines |
| 04/18/1990 | CN2056012U Dibbling machine |
| 04/18/1990 | CN2056011U 定量点播器 Quantitative on-demand device |
| 04/17/1990 | US4917029 Hydro-pneumatic singulation of gel-encapsulated propagules |
| 04/11/1990 | EP0363260A1 Tight dosing container for horticulture |
| 04/11/1990 | CN2055665U Stick type precision fertiliser dibbling device |
| 04/10/1990 | US4915258 Seed meter seed tube |
| 04/10/1990 | CA1267570A1 Seed drill |
| 04/04/1990 | CN2055319U Swirl seeding and fertilizer spreading machine |
| 04/03/1990 | US4913356 Liquid seed applicator |
| 04/03/1990 | US4913070 Ground contact implement soil penetration depth control |
| 03/29/1990 | DE3831619A1 Method for sowing seed grains with a seed drill |
| 03/29/1990 | DE3825572A1 Mobile agricultural seed drill |
| 03/28/1990 | EP0359741A1 Apparatus system for the agricultural working of soil. |
| 03/27/1990 | US4911090 Seed boot |
| 03/22/1990 | DE3902732C1 Seed-spacing drill |
| 03/21/1990 | EP0358878A2 Dosing device for a distributing machine |
| 03/21/1990 | CN2054617U Drawable seeder with spreading manure and plastic film |
| 03/13/1990 | CA1266586A1 Packer wheel assembly |
| 03/07/1990 | EP0356771A2 Pneumatic precision seed drill |
| 03/07/1990 | EP0356606A2 Precision seed drill |
| 03/07/1990 | CN2053841U Single-grain fast seeder for raising rice seedlings at intervals |
| 03/07/1990 | CN2053840U Machine for deep spreading fertilizer and seeding |
| 03/07/1990 | CN2053839U Multifunction single-leg drill for interplanting of crops |
| 02/21/1990 | CN2053017U Multipurpose high-speed precise seed dropping device with hole wheel |
| 02/21/1990 | CN2053016U Walking and hanging type sowing and fertilizing machine |
| 02/21/1990 | CN2053015U Seeder with wheel for spreading seed manure and discharging seed |
| 02/21/1990 | CN2053014U Portable dual-purpose machine for manuring and sowing |
| 02/21/1990 | CN2053013U Multipurpose drill barrow for manuring and sowing |
| 02/14/1990 | CN2052595U Changeable ration spread manure dibbling machine with bristtle hairs blocking material drum dish |
| 02/14/1990 | CN2052594U Universal seeder |
| 02/13/1990 | US4899672 Method and arrangement for sowing individual seeds in a furrow made by a ploughshare |
| 02/13/1990 | CA1265706A1 Method and apparatus for precise positioning of a seed disk in a seed meter |
| 02/06/1990 | US4898108 Seed singulator for agricultural planter |
| 01/31/1990 | CN2051813U Manpower dibble seeding implement for wheat |