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Grain bin sweep apparatus
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Patent number 11,225,387
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Issue date Jan 18, 2022
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Brent J. Bloemendaal
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Broaching device for a silo
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Patent number 5,271,704
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Issue date Dec 21, 1993
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Schwabische Huttenwerke GmbH
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Josef Faul
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Rotary feeder
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Patent number 4,461,700
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Issue date Jul 24, 1984
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A. Ahlstrom Osakeyhtio
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Seppo Lahtinen
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B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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Drag bucket chain conveyor
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Patent number 3,999,667
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Issue date Dec 28, 1976
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Atlas Spokane, Inc.
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Winford B. Hickman
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3610444
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Patent number 3,610,444
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Issue date Oct 5, 1971
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3589536
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Patent number 3,589,536
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Issue date Jun 29, 1971
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3424295
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Patent number 3,424,295
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Issue date Jan 28, 1969
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3011658
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Patent number 3,011,658
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Issue date Dec 5, 1961
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL