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Minimum tillage implement
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Patent number 4,762,181
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Issue date Aug 9, 1988
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Cox, Inc.
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Randal A. Cox
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Hay bale handling machine
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Patent number 4,099,629
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Issue date Jul 11, 1978
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Randal A. Cox
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Hay bale handling machine
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Patent number 4,015,739
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Issue date Apr 5, 1977
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Randal A. Cox
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING