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Mold containing an adjustable key
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Patent number 5,085,571
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Issue date Feb 4, 1992
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Dolco Packaging Corporation
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Wayne Congleton
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Foam egg carton
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Patent number 4,382,536
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Issue date May 10, 1983
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Dolco Packaging Corporation
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Wayne L. Congleton
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Egg carton
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Patent number 4,194,682
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Issue date Mar 25, 1980
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Wayne L. Congleton
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Container construction
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Patent number 4,046,256
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Issue date Sep 6, 1977
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Dolco Packaging Corporation
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Wayne L. Congleton
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Insulative packaging device
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Patent number 3,933,295
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Issue date Jan 20, 1976
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Dolco Packaging Corporation
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Wayne L. Congleton
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL