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Dual input water heater
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Patent number 11,435,113
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Issue date Sep 6, 2022
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A. O. Smith Corporation
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Ray O. Knoeppel
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Water heater with damper
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Patent number 10,605,482
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Issue date Mar 31, 2020
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A. O. Smith Corporation
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Jianmin Yin
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G05 - CONTROLLING REGULATING
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Heat pump water heater
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Patent number 10,429,084
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Issue date Oct 1, 2019
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A. O. Smith Corporation
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Jianmin Yin
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 6,988,542
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Issue date Jan 24, 2006
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Modine Manufacturing Company
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Gregory G. Hughes
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F28 - HEAT EXCHANGE IN GENERAL
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Refrigeration system
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Patent number 6,901,763
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Issue date Jun 7, 2005
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Modine Manufacturing Company
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Stephen B. Memory
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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High pressure heat exchanger
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Patent number 6,892,803
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Issue date May 17, 2005
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Modine Manufacturing Company
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Stephen B. Memory
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F28 - HEAT EXCHANGE IN GENERAL
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CO2 cooling system
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Patent number 6,848,268
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Issue date Feb 1, 2005
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Modine Manufacturing Company
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Stephen B. Memory
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...