Donald R. Newkirk

Person

  • West Harrison, IN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Door assembly for armored car

    • Patent number 5,074,611
    • Issue date Dec 24, 1991
    • O'Gara-Hess & Eisenhardt Armoring Company
    • Donald R. Newkirk
    • B60 - VEHICLES IN GENERAL