Norman J. Asbjornson

Person

  • Tulsa, OK, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Wall curb for HVAC system

    • Patent number 6,431,979
    • Issue date Aug 13, 2002
    • Aaon, Inc.
    • Norman J. Asbjornson
    • F24 - HEATING RANGES VENTILATING