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Landscape preparation apparatus
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Patent number 7,117,951
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Issue date Oct 10, 2006
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Timothy J. Stevens
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Skimmer
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Patent number 6,913,086
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Issue date Jul 5, 2005
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Timothy J. Stevens
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Pulverizer
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Patent number 6,725,942
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Issue date Apr 27, 2004
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Timothy J. Stevens
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Bucket level
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Patent number 6,662,480
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Issue date Dec 16, 2003
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Timothy J. Stevens
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING