Ralph H. White

Person

  • Burbank, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Flue heat ventilator

    • Patent number 4,313,562
    • Issue date Feb 2, 1982
    • Modern-Aire Ventilating, Inc.
    • Ralph H. White
    • F24 - HEATING RANGES VENTILATING