| Patents for A01B 3 - Ploughs with fixed plough-shares (1,367) |
|---|
| 08/30/1983 | CA1152803A1 Reversible plough |
| 07/26/1983 | CA1150559A1 Articulated plow with central support providing counter moment for rear section |
| 07/19/1983 | CA1150138A1 Hydraulic sequencing valve |
| 06/29/1983 | EP0082207A1 Half-turn plough with frame pivoting device |
| 05/10/1983 | US4382472 Plow |
| 01/05/1983 | EP0068381A1 Tractor-drawn plough |
| 12/22/1982 | EP0067286A1 Control device for turning a reversible plough |
| 09/21/1982 | US4350208 Plough |
| 07/27/1982 | US4341148 Hydraulic sequencing valve |
| 06/15/1982 | CA1125562A1 Reversible plow |
| 05/11/1982 | US4328870 Plough for working of soil |
| 05/11/1982 | CA1123255A1 Ground-working implement and lift linkage therefor |
| 05/04/1982 | CA1122845A1 Articulated plow with horizontal angularity between its frames |
| 04/27/1982 | US4326593 Reversible ploughs |
| 04/27/1982 | CA1122470A1 Plough for working of soil |
| 04/07/1982 | EP0049034A2 Hydraulic sequencing valve |
| 03/10/1982 | EP0046905A1 Semi-mounted two-way plough |
| 03/02/1982 | US4317489 Ground-working implement and lift linkage therefor |
| 02/23/1982 | US4316507 Reversible plow |
| 02/03/1982 | EP0045030A1 Mounted reversible plough |
| 02/03/1982 | EP0044876A1 Turning device for turnover ploughs |
| 09/01/1981 | US4286671 Kit for converting a rotary tiller into a plow |
| 08/11/1981 | US4282935 Multiple section, adjustable width plow |
| 06/16/1981 | US4273197 Reversible ploughs |
| 06/09/1981 | US4271913 Articulated plow with horizontal angularity between its frames |
| 05/12/1981 | US4266618 Articulated plow with central support providing counter moment for rear section |
| 03/25/1981 | EP0025623A1 A plough and ploughing method |
| 03/10/1981 | CA1097126A1 Reversible ploughs |
| 02/11/1981 | EP0023842A1 Reversible plough |
| 02/03/1981 | CA1094863A1 Plough |
| 01/13/1981 | CA1093369A1 Hinged moldboard plow |
| 11/26/1980 | EP0019275A2 Turn-wrest plough |
| 09/17/1980 | EP0015777A1 Reversible plough |
| 09/09/1980 | CA1085215A1 Moldboard plow |
| 09/09/1980 | CA1085213A1 Plough with right-hand and left-hand ploughshare pairs |
| 07/09/1980 | EP0013236A1 Reversible plough |
| 07/09/1980 | EP0012997A1 Reversible plough |
| 07/01/1980 | CA1080536A1 Hydraulic steering for plow |
| 06/17/1980 | US4207951 Two-way, multiple bottom plow with lift assist |
| 06/17/1980 | CA1079567A1 Rollover apparatus for plows |
| 06/10/1980 | US4206685 Hydraulic turning device for a turn plow |
| 05/20/1980 | CA1077765A1 Plow |
| 05/20/1980 | CA1077764A1 Plow system |
| 05/20/1980 | CA1077762A1 Pivotal plow with blocking means preventing tipping |
| 04/22/1980 | CA1075957A1 Steering device for row crop cultivator |
| 02/19/1980 | US4189008 Agricultural machine with detachable and separately usable propelling structure |
| 02/05/1980 | US4186806 Plow system |
| 01/22/1980 | US4184551 Steering device for row crop cultivator |
| 05/15/1979 | US4154306 Reversible ploughs |
| 04/24/1979 | US4150723 Rollover apparatus for plows |
| 01/23/1979 | US4135582 Plough |
| 11/21/1978 | US4126188 Walking type agricultural implement with harness |
| 10/24/1978 | US4121852 Releasably retained hinged plow |
| 10/10/1978 | US4119156 Implement frame with caster wheel and lock therefor |
| 07/04/1978 | US4098346 Steering for plow with adjustable plow bottoms |
| 06/06/1978 | US4093248 Pivotal implement |
| 03/07/1978 | US4077651 Hydraulic steering for plow |
| 01/10/1978 | US4067396 Roll-over mechanism for two-way plow |
| 09/20/1977 | US4049063 Multi-unit adjustable plow system |
| 07/19/1977 | US4036305 Gang plow |
| 05/03/1977 | US4020908 Reversible plow |
| 03/22/1977 | US4013131 Walking type agricultural implement with harness |
| 01/11/1977 | US4002208 Plowing and levee cutting device |
| 10/05/1976 | US3983944 Trailer plough with hinged boom parts |
| 09/14/1976 | US3980141 Moldboard plow |
| 06/29/1976 | US3965989 Flexible plow |
| 01/27/1976 | US3934653 Semi-mounted two-way plow |