TREA

Marc Christenson

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  • Boring, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Axial flow stripper plate
    • Patent number 4,306,572
    • Issue date Dec 22, 1981
    • Sperry Corporation
    • Steven J. Campbell
    • 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