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Leveling harrow
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Patent number 5,715,892
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Issue date Feb 10, 1998
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Farmers' Factory Co.
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Phillip W. Foster
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Rock raking apparatus
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Patent number 5,630,476
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Issue date May 20, 1997
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Farmers' Factory Co.
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Phillip W. Foster
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Bearing assembly for a leveling harrow
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Patent number 5,623,998
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Issue date Apr 29, 1997
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Farmers' Factory Co.
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Philip W. Foster
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rock raking apparatus
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Patent number 5,564,506
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Issue date Oct 15, 1996
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Farmers' Factory Company
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Phillip W. Foster
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING