Donald W Armstrong

Person

  • West Midlands, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Blind threaded nut

    • Patent number 5,919,016
    • Issue date Jul 6, 1999
    • Emhart Inc.
    • Daniel Robin Smith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...