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Corn stover collection apparatus
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Patent number 5,901,541
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Issue date May 11, 1999
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Dale Lindquist
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Magnetic occluding device
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Patent number 4,994,019
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Issue date Feb 19, 1991
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Micro-Magnetics, Inc.
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Mario F. Fernandez
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Incontinence appliance
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Patent number 4,846,818
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Issue date Jul 11, 1989
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Conceptus, Inc.
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Loren R. Keldahl
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE