David T. Livingston

Person

  • Seattle, WA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Boat with L-drive

    • Patent number D320376
    • Issue date Oct 1, 1991
    • U.S. Marine Corporation
    • David T. Livingston
    • D12 - Transportation
  • Information Patent Grant

    Boat

    • Patent number D320377
    • Issue date Oct 1, 1991
    • U.S. Marine Corporation
    • David T. Livingston
    • D12 - Transportation