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Compact bed edging machine
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Patent number 7,096,970
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Issue date Aug 29, 2006
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Roger D. Porter
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Compact bed edging machine
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Patent number 6,874,581
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Issue date Apr 5, 2005
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Roger D. Porter
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Trenching and edging system
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Patent number 6,457,267
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Issue date Oct 1, 2002
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Roger D. Porter
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Edger blade
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Patent number D451930
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Issue date Dec 11, 2001
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Jerome C. Burroughs
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D15 - Machines not elsewhere specified
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