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Four wheel steering apparatus
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Patent number 5,508,921
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Issue date Apr 16, 1996
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NSK, Ltd.
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Isamu Chikuma
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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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 exchanger
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Patent number 4,969,512
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Issue date Nov 13, 1990
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Sanden Corporation
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Aoki Hisao
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 4,957,158
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Issue date Sep 18, 1990
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Sanden Corporation
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Nobuyasu Ando
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F28 - HEAT EXCHANGE IN GENERAL