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Smoke tube boiler
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Patent number 11,624,527
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Issue date Apr 11, 2023
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Kyungdong Navien Co., Ltd.
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Jun Kyu Park
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Water heater
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Patent number 10,753,644
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Issue date Aug 25, 2020
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A. O. Smith Corporation
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Zhongsheng Niu
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F24 - HEATING RANGES VENTILATING
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Heating device
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Patent number 10,533,769
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Issue date Jan 14, 2020
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Viessmann Werke GmbH & Co. KG
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Norbert Volkmann
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F28 - HEAT EXCHANGE IN GENERAL
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Boiler
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Patent number 10,422,550
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Issue date Sep 24, 2019
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Viessmann Werke GmbH & Co. KG
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Detlev Gerling
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F28 - HEAT EXCHANGE IN GENERAL
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Hot water boiler
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Patent number 10,281,139
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Issue date May 7, 2019
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Junggon Kim
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F24 - HEATING RANGES VENTILATING
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Modulating burner
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Patent number 10,208,953
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Issue date Feb 19, 2019
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A. O. Smith Corporation
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Jim C. Smelcer
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Portable water heating module
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Patent number 9,958,183
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Issue date May 1, 2018
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ARMSTRONG HOT WATER, INC.
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James B. Baker
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F24 - HEATING RANGES VENTILATING
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Gas hot water heating device and system
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Patent number 9,651,266
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Issue date May 16, 2017
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A. O. Smith Corporation
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Dayan Bi
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...