David A. Pfaffinger

Person

  • Warren, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Quarter turn fastener

    • Patent number 5,368,427
    • Issue date Nov 29, 1994
    • General Motors Corporation
    • David A. Pfaffinger
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...