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US2421362A
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Heat exchanger
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Car heater and defroster
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Aviation oil cooler
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Method of fastening tubes in headers or tube plates
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Multiple heat exchange unit
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Heat exchanger for superchargers
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Heat exchange tube protector
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Aviation oil cooler
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Multiple unit jacket cooler
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Heat exchanger
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Combination oil and water cooler
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Heat transfer device
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Heat exchanger
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Heat exchanger
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Laminated tube plate
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Reinforcing means for radiator tubes
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Tube attaching means for heat exchangers
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Heat exchanger core shield
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Composition header and tube plate for radiators
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US2258040A
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Cushion seal bearing
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