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Heat exchanger
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Patent number 5,172,762
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Issue date Dec 22, 1992
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Sanden Corporation
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Toshiharu Shinmura
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchangers
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Patent number 5,048,602
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Issue date Sep 17, 1991
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Showa Aluminum Kabushiki Kaisha
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Tutomu Motohashi
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 4,615,385
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Issue date Oct 7, 1986
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Modine Manufacturing Inc.
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Zalman P. Saperstein
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 4,498,529
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Issue date Feb 12, 1985
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Runtal Holding Company SA
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Jacques de Palezieux
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F28 - HEAT EXCHANGE IN GENERAL
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Weldment heat exchanger
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Patent number 4,159,034
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Issue date Jun 26, 1979
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Modine Manufacturing Company
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Louis Bellovary
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F28 - HEAT EXCHANGE IN GENERAL
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3605882
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Patent number 3,605,882
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Issue date Sep 20, 1971
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F28 - HEAT EXCHANGE IN GENERAL
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3307622
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Patent number 3,307,622
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Issue date Mar 7, 1967
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F28 - HEAT EXCHANGE IN GENERAL
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3104701
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Patent number 3,104,701
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Issue date Sep 24, 1963
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F28 - HEAT EXCHANGE IN GENERAL
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2957679
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Patent number 2,957,679
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Issue date Oct 25, 1960
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1929365
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Patent number 1,929,365
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Issue date Oct 3, 1933
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F28 - HEAT EXCHANGE IN GENERAL
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1897413
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Patent number 1,897,413
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Issue date Feb 14, 1933
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F24 - HEATING RANGES VENTILATING
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1368770
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Patent number 1,368,770
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Issue date Feb 15, 1921
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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255575
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Patent number 255,575
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Issue date Mar 28, 1882
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F28 - HEAT EXCHANGE IN GENERAL
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153140
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Patent number 153,140
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Issue date Jul 14, 1874
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F28 - HEAT EXCHANGE IN GENERAL