TREA

Robert A. Wagstaff

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  • New Holland, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Damped apparatus for quick-stopping rotating members
    • Patent number RE31464
    • Issue date Dec 20, 1983
    • Sperry Corporation
    • Wayne B. Martenas
    • 056 - Harvesters
  • Information Patent Grant

    Damped apparatus for quick-stopping rotating members
    • Patent number 4,296,591
    • Issue date Oct 27, 1981
    • Sperry Corporation
    • Wayne B. Martenas
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Header cutting angle adjustment mechanism
    • Patent number 4,266,392
    • Issue date May 12, 1981
    • Sperry Corporation
    • Larimer J. Knepper
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Anti-wrap means
    • Patent number 4,250,896
    • Issue date Feb 17, 1981
    • Sperry Corporation
    • Robert A. Wagstaff
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Forage harvester
    • Patent number 4,223,846
    • Issue date Sep 23, 1980
    • Sperry Corporation
    • Edward H. Priepke
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Forage conveying apparatus
    • Patent number 4,220,289
    • Issue date Sep 2, 1980
    • Sperry Corporation
    • Frederick W. Phillips
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Forage harvester cutterhead with baffle means
    • Patent number 4,209,137
    • Issue date Jun 24, 1980
    • Sperry Rand Corporation
    • Ronald L. McAllister
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fast acting clutching and de-clutching mechanism
    • Patent number 4,171,180
    • Issue date Oct 16, 1979
    • Sperry Rand Corporation
    • Robert A. Wagstaff
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Multi-row crop header
    • Patent number 4,083,167
    • Issue date Apr 11, 1978
    • Sperry Rand Corporation
    • Curtis H. Lindblom
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Facilitating easy access to a shearbar on a forage harvester
    • Patent number 3,985,306
    • Issue date Oct 12, 1976
    • Sperry Rand Corporation
    • Robert A. Wagstaff
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING