| Patents for A01M 21 - Apparatus for the destruction of unwanted vegetation, e.g. weeds (1,840) |
|---|
| 04/22/1981 | EP0027440A2 Method and apparatus for treating crops in rows |
| 04/21/1981 | US4262846 Method for the distribution of biologically active chemicals |
| 04/08/1981 | EP0026248A1 Machine and method for plant destruction using electricity |
| 03/24/1981 | US4257190 Crop row centering |
| 03/03/1981 | US4253272 Moisture sensing apparatus and method for an agricultural chemical applicator |
| 03/03/1981 | CA1096934A1 Method and apparatus for using electrical current to destroy weeds in and around crop rows |
| 02/24/1981 | US4251950 Electronic silvicidal apparatus |
| 11/12/1980 | EP0018807A1 Apparatus for the chemical treatment of crops |
| 11/12/1980 | EP0018797A1 Liquid applying apparatus |
| 09/23/1980 | US4223479 Feedback controlled roller applicator |
| 09/23/1980 | US4223478 Agricultural chemical applicator |
| 09/17/1980 | EP0015325A1 Method and apparatus for plant-sparing distribution of liquids on agricultural crops |
| 09/16/1980 | CA1085909A1 Top desiccation of crop plants |
| 09/02/1980 | US4219964 Rope wick applicator |
| 07/01/1980 | US4210286 Pole mounted weed killer dispenser |
| 06/24/1980 | US4208835 Herbicide applicator |
| 04/22/1980 | US4198781 Plant destruction utilizing electrically conductive liquid |
| 04/17/1980 | WO1980000666A1 Method and apparatus for applying chemicals to weeds and plants |
| 04/16/1980 | EP0009929A1 Method and apparatus for the distribution of biologically active chemicals |
| 02/12/1980 | US4187638 Method and apparatus for applying chemicals to weeds and plants |
| 12/11/1979 | US4177603 Plant destruction using electricity |
| 11/06/1979 | US4173094 Method for treating ground surfaces with a toxic agent |
| 11/28/1978 | US4126962 Plant care device |
| 09/05/1978 | US4110933 Process and an apparatus for killing trees or woody plants |
| 08/29/1978 | CA1037257A1 Vegetation control |
| 06/13/1978 | US4094095 Method and apparatus for using electrical current to destroy weeds in and around crop rows |
| 06/06/1978 | US4092800 Vegetation control |
| 05/30/1978 | US4092112 Soil fumigant kit |
| 04/04/1978 | US4082567 Thermal herbicide |
| 09/13/1977 | US4047326 Vascular contact rotating and stationary abrading electrode devices for electric weed killing |
| 07/12/1977 | US4035173 Conifers, pinaceae urea, ammonia, ammonium sulfates, nitrates of ammonia, calcium and potassium |
| 07/05/1977 | US4033270 Agricultural soil chemical incorporator |
| 06/07/1977 | US4027986 Herbicide applicator |
| 06/07/1977 | US4027733 Weed pulling machine |
| 04/26/1977 | US4019278 Device for the application of chemicals to field crops and/or other plant concentrations |
| 02/15/1977 | US4007794 Top desiccation of crop plants |
| 06/22/1976 | US3964405 Perennial weed control by deep placement of volatile soil fumigants |
| 06/01/1976 | US3959924 Automatic spot sprayer |
| 03/23/1976 | US3945370 Burner |
| 02/03/1976 | US3935670 Apparatus for selectively applying electrical current to plants |