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Integrated heat pump system
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Patent number 11,933,505
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Issue date Mar 19, 2024
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Hybrid Energies Alternative Technologies, Inc.
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Walter Wardrop
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F24 - HEATING RANGES VENTILATING
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-
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Heat exchange system
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Patent number 6,908,039
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Issue date Jun 21, 2005
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HNI Technologies Inc.
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David Charles Lyons
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Heat exchange system
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Patent number 6,550,687
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Issue date Apr 22, 2003
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HON Technology Inc.
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David Charles Lyons
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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-
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Heating system
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Patent number 4,462,542
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Issue date Jul 31, 1984
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Thomas C. Person
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F24 - HEATING RANGES VENTILATING
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Heat recovery system
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Patent number 4,336,905
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Issue date Jun 29, 1982
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James C. Langs
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F24 - HEATING RANGES VENTILATING
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Heating system
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Patent number 4,334,518
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Issue date Jun 15, 1982
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Sol-Fire Inc.
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Sterling L. Ort
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F24 - HEATING RANGES VENTILATING
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Home heating system
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Patent number 4,330,083
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Issue date May 18, 1982
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Dante Di Fiore
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F24 - HEATING RANGES VENTILATING
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Fireplace boiler
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Patent number 4,159,801
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Issue date Jul 3, 1979
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Albert E. Roland
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F24 - HEATING RANGES VENTILATING
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Fireplace heating system
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Patent number 4,131,231
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Issue date Dec 26, 1978
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Ridgway Steel Fabricators, Inc.
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Clarence W. Cleer
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Water jacket fabrication
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Patent number 4,080,701
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Issue date Mar 28, 1978
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Ridgway Steel Fabricators, Inc.
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Clarence W. Cleer
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Fireplace heating system
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Patent number 4,025,043
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Issue date May 24, 1977
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Ridgway Steel Fabricators, Inc.
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Clarence W. Cleer
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F24 - HEATING RANGES VENTILATING
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3329343
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Patent number 3,329,343
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Issue date Jul 4, 1967
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F24 - HEATING RANGES VENTILATING
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865238
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Patent number 865,238
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Issue date Sep 3, 1907
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F24 - HEATING RANGES VENTILATING