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Heat exchanger
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Patent number 5,806,587
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Issue date Sep 15, 1998
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Sanden Corporation
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Kenichi Sasaki
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 5,590,710
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Issue date Jan 7, 1997
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Sanden Corporation
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Kenichi Sasaki
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 5,174,373
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Issue date Dec 29, 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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-
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Heat exchanger
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Patent number 4,977,956
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Issue date Dec 18, 1990
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Sanden Corporation
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Hisao Aoki
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F28 - HEAT EXCHANGE IN GENERAL
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3782454
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Patent number 3,782,454
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Issue date Jan 1, 1974
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F28 - HEAT EXCHANGE IN GENERAL
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2733899
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Patent number 2,733,899
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Issue date Feb 7, 1956
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F28 - HEAT EXCHANGE IN GENERAL
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1752235
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Patent number 1,752,235
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Issue date Mar 25, 1930
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F28 - HEAT EXCHANGE IN GENERAL
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1734956
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Patent number 1,734,956
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Issue date Nov 12, 1929
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F28 - HEAT EXCHANGE IN GENERAL
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1143967
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Patent number 1,143,967
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Issue date Jun 22, 1915
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F28 - HEAT EXCHANGE IN GENERAL
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1140196
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Patent number 1,140,196
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Issue date May 18, 1915
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F28 - HEAT EXCHANGE IN GENERAL
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692854
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Patent number 692,854
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Issue date Feb 11, 1902
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F28 - HEAT EXCHANGE IN GENERAL
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677876
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Patent number 677,876
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Issue date Jul 9, 1901
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F28 - HEAT EXCHANGE IN GENERAL
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668165
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Patent number 668,165
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Issue date Feb 19, 1901
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F28 - HEAT EXCHANGE IN GENERAL
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452028
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Patent number 452,028
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Issue date May 12, 1891
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F28 - HEAT EXCHANGE IN GENERAL
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367078
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Patent number 367,078
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Issue date Jul 26, 1887
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F28 - HEAT EXCHANGE IN GENERAL
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291026
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Patent number 291,026
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Issue date Jan 1, 1884
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F28 - HEAT EXCHANGE IN GENERAL
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286780
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Patent number 286,780
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Issue date Oct 16, 1883
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F28 - HEAT EXCHANGE IN GENERAL