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Tamper-indicating closure
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Patent number 5,884,788
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Issue date Mar 23, 1999
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Sheldon L. Wilde
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Tamper-indicating plastic closure
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Patent number 4,923,073
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Issue date May 8, 1990
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H-C Industries, Inc.
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Sheldon L. Wilde
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Composite closure
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Patent number 4,664,280
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Issue date May 12, 1987
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H-C Industries, Inc.
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Ralph H. Whitney
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Process for making a closure
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Patent number 4,497,765
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Issue date Feb 5, 1985
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H-C Industries, Inc.
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Sheldon L. Wilde
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Composite closure
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Patent number 4,407,422
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Issue date Oct 4, 1983
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H-C Industries, Inc.
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Sheldon L. Wilde
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Composite closure
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Patent number 4,378,893
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Issue date Apr 5, 1983
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H-C Industries, Inc.
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Sheldon L. Wilde
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Closure cleaning machine
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Patent number 4,167,797
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Issue date Sep 18, 1979
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H-C Industries, Inc.
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Sheldon L. Wilde
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B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
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Apparatus for forming closure inserts
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Patent number 3,958,910
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Issue date May 25, 1976
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H-C Industries, Inc.
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Sheldon L. Wilde
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL