TREA

Edward H. Cumpston

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  • Bennington, VT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hand-fired, solid fuel stove
    • Patent number 4,515,144
    • Issue date May 7, 1985
    • Edward H. Cumpston
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Inlet air control for stove or furnace
    • Patent number 4,457,294
    • Issue date Jul 3, 1984
    • Edward H. Cumpston
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Combination lock
    • Patent number 4,457,147
    • Issue date Jul 3, 1984
    • Edward H. Cumpston
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES