TREA

William J. Gifford

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  • Egg Harbor City, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ground effect vehicle
    • Patent number 5,464,069
    • Issue date Nov 7, 1995
    • William J. Gifford
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Marine surface drive
    • Patent number 5,279,509
    • Issue date Jan 18, 1994
    • William J. Gifford
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Counter rotating strut drive
    • Patent number 5,232,386
    • Issue date Aug 3, 1993
    • William J. Gifford
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT