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Donald Humphries Sr.

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  • Pittsburgh, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Auto anti-theft device
    • Patent number 5,014,530
    • Issue date May 14, 1991
    • Donald Humphries
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Auto anti theft device
    • Patent number 4,674,307
    • Issue date Jun 23, 1987
    • Donald Humphries
    • B60 - VEHICLES IN GENERAL