TREA

Gilbert T. Ludlow

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  • Barrie/Ontario, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polar axis solar collector
    • Patent number 5,275,149
    • Issue date Jan 4, 1994
    • Gilbert T. Ludlow
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar collector
    • Patent number 5,195,503
    • Issue date Mar 23, 1993
    • Gilbert T. Ludlow
    • F24 - HEATING RANGES VENTILATING