TREA

Harry E. Thomason

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  • Washington, DC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermosyphon heat-storage and backup heat apparatus
    • Patent number 5,103,802
    • Issue date Apr 14, 1992
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat storage
    • Patent number 4,852,547
    • Issue date Aug 1, 1989
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar heat storage system
    • Patent number 4,369,764
    • Issue date Jan 25, 1983
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar domestic water heater
    • Patent number 4,343,293
    • Issue date Aug 10, 1982
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat storage and heat exchanger
    • Patent number 4,284,059
    • Issue date Aug 18, 1981
    • Harry E. Thomason
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Solar heating (cooling) system
    • Patent number 4,265,219
    • Issue date May 5, 1981
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat and cold storage apparatus
    • Patent number 4,158,358
    • Issue date Jun 19, 1979
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar energy
    • Patent number 4,146,011
    • Issue date Mar 27, 1979
    • Thomason; Harry E.
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar heating (cooling)
    • Patent number 4,139,055
    • Issue date Feb 13, 1979
    • Harry E. Thomason
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Solar heating system
    • Patent number 4,134,544
    • Issue date Jan 16, 1979
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar energy collector
    • Patent number 4,132,220
    • Issue date Jan 2, 1979
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar heating (cooling) system
    • Patent number 4,102,327
    • Issue date Jul 25, 1978
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar energy
    • Patent number 4,082,143
    • Issue date Apr 4, 1978
    • Harry E. Thomason
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Solar-energy conserving
    • Patent number 4,048,812
    • Issue date Sep 20, 1977
    • Harry E. Thomason
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Heat and cold storage apparatus
    • Patent number 4,029,082
    • Issue date Jun 14, 1977
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar heat collector
    • Patent number 3,989,031
    • Issue date Nov 2, 1976
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat or cold and dry storage
    • Patent number 3,983,929
    • Issue date Oct 5, 1976
    • Harry Emmitte Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat, cold and dry storage
    • Patent number 3,980,130
    • Issue date Sep 14, 1976
    • Harry E. Thomason
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Crop drying (food preserving) apparatus
    • Patent number 3,965,696
    • Issue date Jun 29, 1976
    • Harry Emmitte Thomason
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES