| Patents for A01M 21 - Apparatus for the destruction of unwanted vegetation, e.g. weeds (1,840) |
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| 04/15/1986 | US4582917 Reacting epichlorohydrin with diakylamine, cooling, then alkylation with benzyl compound |
| 04/15/1986 | CA1203199A1 Herbicidal applicator |
| 04/01/1986 | US4578895 For applying a liquid to plants |
| 02/11/1986 | US4569153 Eradication of phreatophytes and preservation of ground water |
| 12/10/1985 | CA1197731A1 Administering of agricultural chemicals in liquid form |
| 11/19/1985 | US4553350 Method and apparatus for applying chemicals to weed and plants |
| 11/12/1985 | US4551968 Method and apparatus for killing field weeds |
| 11/05/1985 | US4550526 Implement for contact application of liquid herbicides to crops |
| 11/05/1985 | CA1196318A1 Weed killing system |
| 10/15/1985 | US4546570 Apparatus for applying agricultural chemicals including contact type herbicides |
| 10/01/1985 | US4543743 Herbicide applicator |
| 09/12/1985 | WO1985003845A1 Applicator disks |
| 04/30/1985 | US4513528 To dispense liquid agricultural chemical solutions with foliage and plants |
| 01/29/1985 | US4495875 Administering of agricultural chemicals in liquid form |
| 12/19/1984 | EP0128825A1 Applicator for herbicides, pesticides and fungicides |
| 12/18/1984 | US4488376 Herbicide applicator apparatus |
| 12/11/1984 | US4486976 Weed-killing assembly |
| 12/06/1984 | WO1984004656A1 Method of exterminating nematodes |
| 12/04/1984 | US4485588 Wiper bar system |
| 11/14/1984 | EP0124672A1 Device for treating cultures by moistening |
| 11/06/1984 | US4481242 Opaque thermoplastic film |
| 10/16/1984 | CA1176056A1 Herbicide applicator |
| 10/09/1984 | CA1175890A1 Safety system for weed destroying apparatus |
| 09/25/1984 | CA1175100A1 Safety system for weed destroying apparatus operable to alternatively supply auxiliary power |
| 09/18/1984 | US4471570 Recirculating wiper for agricultural chemicals |
| 09/18/1984 | US4471568 Feeding herbicide to a roller for transfer onto plants |
| 09/18/1984 | CA1174468A1 Weed-killing assembly |
| 08/28/1984 | US4467558 All terrain herbicide applicator system |
| 08/14/1984 | US4464862 Chemical applicator |
| 08/07/1984 | US4463521 Device for depositing a treatment liquid, such as a weedkiller, onto plants |
| 07/17/1984 | US4459777 Recirculating rope weeder |
| 06/19/1984 | US4454680 Rope wick chemical recovery apparatus |
| 05/08/1984 | US4446928 Boom with energy absorbing vibration damper |
| 05/08/1984 | US4446650 Herbicide applicator |
| 04/24/1984 | US4443970 Agricultural device for treating plants by applying treatment liquid |
| 03/27/1984 | US4438592 Wick bar lift |
| 02/29/1984 | EP0020482B1 Apparatus for applying chemicals to weeds and plants |
| 02/07/1984 | CA1161642A1 Wick applicator for herbicides |
| 01/31/1984 | US4428150 Electrode arrangement for electric weed killing apparatus |
| 01/24/1984 | US4426807 Herbicide applicator for use on a vehicle |
| 01/18/1984 | EP0098712A2 Plant care products |
| 01/17/1984 | US4425736 Herbicide applicator and welded endless rope |
| 12/27/1983 | CA1159416A1 Method and apparatus for killing field weeds |
| 12/20/1983 | US4420901 Implement for flame treating soil |
| 10/18/1983 | US4409755 Hand held liquid herbicide applicator |
| 09/13/1983 | US4403881 Hand held herbicide applicator with flexible cap and valve element |
| 08/10/1983 | EP0085491A1 A burner |
| 08/02/1983 | US4395959 Hand apparatus for continuous injection of chemically-impregnated filament |
| 07/27/1983 | EP0084486A1 Device for applying a liquid for the treatment of plants |
| 06/28/1983 | US4389812 Herbicide wand and method for making |
| 05/11/1983 | EP0078730A1 Device for treating cultivations by moistening |
| 05/04/1983 | EP0078131A1 Administering of agricultural chemicals in liquid form |
| 03/29/1983 | US4377920 Wick applicator for herbicides |
| 03/16/1983 | EP0074230A2 Herbicidal applicators |
| 03/16/1983 | EP0073817A1 Hand held liquid herbicide applicator |
| 03/03/1983 | WO1983000601A1 Herbicide application |
| 02/17/1983 | WO1983000513A1 New n-oxyranemethane n,n,n-trialkylammonium derivatives, preparation method and utilization thereof for the treatment of polyhydroxylated and polyamnated polymers |
| 01/25/1983 | US4369596 Liquid applying apparatus |
| 01/11/1983 | CA1139336A1 Weed spraying assembly |
| 11/24/1982 | EP0065461A1 Apparatus for depositing a treating liquid such as a weed killer on plants |
| 11/16/1982 | US4359188 Assembly means for full coverage recirculating sprayer |
| 11/09/1982 | US4357779 Hand held liquid herbicide applicator |
| 09/21/1982 | US4349988 Herbicide dispensing apparatus |
| 09/16/1982 | WO1982002997A1 Hand held liquid herbicide applicator |
| 09/14/1982 | US4348834 Vine-type vegetation eradicator |
| 09/07/1982 | US4347684 Herbicide row applicator |
| 08/31/1982 | US4346531 Transferring liquid onto a roller surface |
| 08/25/1982 | EP0058613A1 Moisture apparatus for applying plants or for moistening objects |
| 08/25/1982 | EP0058612A1 Applicator for the destruction of weeds by a liquid herbicide |
| 08/25/1982 | EP0058611A1 Machine for applying a liquid for the treatment or destruction of plants |
| 08/24/1982 | US4345405 Method of inducing lightwood formation in living conifers |
| 08/17/1982 | US4344469 Liquid transfer apparatus |
| 07/14/1982 | EP0056012A2 Herbicide applicator system |
| 07/13/1982 | US4338744 Safety system for weed destroying apparatus |
| 07/13/1982 | US4338743 Safety system for weed destroying apparatus operable to alternatively supply auxiliary power |
| 06/24/1982 | WO1982001978A1 Weed-killing assembly |
| 06/24/1982 | WO1982001977A1 Method and apparatus for killing field weeds |
| 06/08/1982 | CA1125025A1 Method and apparatus for applying chemicals to weeds and plants |
| 06/01/1982 | US4332107 Wiper bar system |
| 06/01/1982 | US4332106 Wet rope weed killer |
| 05/11/1982 | US4328640 Rope wick |
| 04/06/1982 | US4322910 Cryogenic defoliation |
| 03/30/1982 | CA1120759A1 Peat paper and a method for its manufacture |
| 03/30/1982 | CA1120720A1 Rope wick applicator |
| 03/23/1982 | US4320595 Herbicide applicator |
| 01/19/1982 | US4310988 Apparatus for selective field application of herbicides to weeds |
| 01/12/1982 | US4309842 Portable herbicide and insecticide applicator |
| 01/05/1982 | CA1115747A1 Method and apparatus for distribution of biologically active chemicals |
| 12/15/1981 | US4305224 Apparatus for selective application of herbicide |
| 12/01/1981 | US4302904 Agricultural applicator apparatus |
| 09/29/1981 | US4291491 Liquid herbicide applicator |
| 09/29/1981 | CA1109673A1 Herbicide applicator |
| 08/25/1981 | US4285160 Angle rope weed killer |
| 08/18/1981 | US4283880 For planting or weed control |
| 07/07/1981 | US4276719 Herbicide roller application |
| 07/07/1981 | US4276718 Herbicide application |
| 06/16/1981 | US4273285 Weed spraying assembly |
| 05/19/1981 | CA1101214A1 Process and an apparatus for killing trees or woody plants |
| 05/05/1981 | US4265048 Automatic moisture control for roller applicator |
| 04/28/1981 | US4263745 Portable leaf cleaner |