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Dehydration of ethanol
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Patent number 4,556,460
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Issue date Dec 3, 1985
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The United States of America as represented by the Secretary of Agriculture
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George H. Robertson
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C07 - ORGANIC CHEMISTRY
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Apparatus for removing corn from cob
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Patent number 4,318,415
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Issue date Mar 9, 1982
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The United States of America as represented by the Secretary of Agriculture
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George H. Robertson
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Method of removing corn from the cob
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Patent number 4,107,340
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Issue date Aug 15, 1978
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The United States of America, as represented by the Secretary of Agriculture
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George H. Robertson
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Preparation of puffed fruit
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Patent number 4,055,675
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Issue date Oct 25, 1977
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The United States of America as represented by the Secretary of Agriculture
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Karel Popper
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES