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Earring clutch
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Patent number 4,928,367
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Issue date May 29, 1990
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Automatic Findings, Inc.
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Sheldon Seidman
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of making an earring clutch
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Patent number 4,843,699
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Issue date Jul 4, 1989
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Automatic Findings, Inc.
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Sheldon Seidman
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Preparation of metallic article
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Patent number 4,410,475
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Issue date Oct 18, 1983
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Johnson Matthey Public Limited Company
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Barry J. Chase
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3073732
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Patent number 3,073,732
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Issue date Jan 15, 1963
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B44 - DECORATIVE ARTS
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2451913
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Patent number 2,451,913
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Issue date Oct 19, 1948
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2350421
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Patent number 2,350,421
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Issue date Jun 6, 1944
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B44 - DECORATIVE ARTS