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Agricultural combine
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Patent number 5,830,062
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Issue date Nov 3, 1998
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Case Corporation
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Kevin Schwinn
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Combine cleaning system
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Patent number 5,176,574
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Issue date Jan 5, 1993
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Case Corporation
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Robert A. Matousek
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Cleaning system for a combine
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Patent number 5,041,059
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Issue date Aug 20, 1991
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J. I. Case Company
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Jonathan E. Ricketts
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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2801005
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Patent number 2,801,005
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Issue date Jul 30, 1957
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B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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2718967
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Patent number 2,718,967
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Issue date Sep 27, 1955
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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1426270
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Patent number 1,426,270
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Issue date Aug 15, 1922
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...