with parallel plough units used alternately

Patents Grantslast 30 patents

  • Information Patent Grant

    2766674

    • Patent number 2,766,674
    • Issue date Oct 16, 1956
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2754737

    • Patent number 2,754,737
    • Issue date Jul 17, 1956
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2711124

    • Patent number 2,711,124
    • Issue date Jun 21, 1955
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2687681

    • Patent number 2,687,681
    • Issue date Aug 31, 1954
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2672800

    • Patent number 2,672,800
    • Issue date Mar 23, 1954
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2656774

    • Patent number 2,656,774
    • Issue date Oct 27, 1953
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2655852

    • Patent number 2,655,852
    • Issue date Oct 20, 1953
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2641171

    • Patent number 2,641,171
    • Issue date Jun 9, 1953
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2626546

    • Patent number 2,626,546
    • Issue date Jan 27, 1953
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2601609

    • Patent number 2,601,609
    • Issue date Jun 24, 1952
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2577384

    • Patent number 2,577,384
    • Issue date Dec 4, 1951
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2575428

    • Patent number 2,575,428
    • Issue date Nov 20, 1951
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2575429

    • Patent number 2,575,429
    • Issue date Nov 20, 1951
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2555555

    • Patent number 2,555,555
    • Issue date Jun 5, 1951
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2529809

    • Patent number 2,529,809
    • Issue date Nov 14, 1950
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2474731

    • Patent number 2,474,731
    • Issue date Jun 28, 1949
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2457163

    • Patent number 2,457,163
    • Issue date Dec 28, 1948
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2437879

    • Patent number 2,437,879
    • Issue date Mar 16, 1948
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2424192

    • Patent number 2,424,192
    • Issue date Jul 15, 1947
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2407064

    • Patent number 2,407,064
    • Issue date Sep 3, 1946
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2401837

    • Patent number 2,401,837
    • Issue date Jun 11, 1946
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2395322

    • Patent number 2,395,322
    • Issue date Feb 19, 1946
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2384483

    • Patent number 2,384,483
    • Issue date Sep 11, 1945
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2383689

    • Patent number 2,383,689
    • Issue date Aug 28, 1945
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2381552

    • Patent number 2,381,552
    • Issue date Aug 7, 1945
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2366281

    • Patent number 2,366,281
    • Issue date Jan 2, 1945
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2358964

    • Patent number 2,358,964
    • Issue date Sep 26, 1944
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2354084

    • Patent number 2,354,084
    • Issue date Jul 18, 1944
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2344474

    • Patent number 2,344,474
    • Issue date Mar 14, 1944
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    2339468

    • Patent number 2,339,468
    • Issue date Jan 18, 1944
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING