TREA

David Gutman

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  • Philadelphia, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shovel
    • Patent number 4,198,090
    • Issue date Apr 15, 1980
    • David Gutman
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pedestrian contact guard
    • Patent number 4,076,295
    • Issue date Feb 28, 1978
    • David Gutman
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Drill guide
    • Patent number 4,005,945
    • Issue date Feb 1, 1977
    • David Gutman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 3,982,740
    • Issue date Sep 28, 1976
    • David Gutman
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS