TREA

H. Alfred Eberhardt

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  • Marco Island, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fireplace heat exchanger
    • Patent number 6,047,695
    • Issue date Apr 11, 2000
    • H. Alfred Eberhardt
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air control apparatus for a fireplace
    • Patent number 5,979,437
    • Issue date Nov 9, 1999
    • H. Alfred Eberhardt
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fireplace heat exchanger
    • Patent number 5,727,540
    • Issue date Mar 17, 1998
    • H. Alfred Eberhardt
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fireplace heat exchanger
    • Patent number 5,572,986
    • Issue date Nov 12, 1996
    • H. Alfred Eberhardt
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents