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Convection food heating
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Patent number 4,622,231
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Issue date Nov 11, 1986
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Idea Network Company, Inc.
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John S. Swartley
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Convection food heating
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Patent number 4,581,989
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Issue date Apr 15, 1986
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Idea Network Company, Inc.
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John S. Swartley
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Convection food heating
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Patent number 4,439,459
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Issue date Mar 27, 1984
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John S. Swartley
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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