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Waterproof pill container
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Patent number 4,166,537
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Issue date Sep 4, 1979
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Samuel F. Fortunato
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3308987
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Patent number 3,308,987
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Issue date Mar 14, 1967
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2943759
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Patent number 2,943,759
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Issue date Jul 5, 1960
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2158218
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Patent number 2,158,218
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Issue date May 16, 1939
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1446751
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Patent number 1,446,751
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Issue date Feb 27, 1923
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1419912
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Patent number 1,419,912
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Issue date Jun 20, 1922
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL