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Disc plough improvements
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Patent number 6,213,220
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Issue date Apr 10, 2001
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Savannah Forestry Equipment, Inc.
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David W Heckendorf
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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High speed grader
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Patent number 6,206,106
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Issue date Mar 27, 2001
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Savannah Forestry Equipment, LLC
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David W Heckendorf
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES