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Musical light toy
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Patent number 4,344,346
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Issue date Aug 17, 1982
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Marvin Glass & Associates
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Erick E. Erickson
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Electronic fencing game
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Patent number 4,299,386
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Issue date Nov 10, 1981
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Marvin Glass & Associates
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Ralph J. Kulesza
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A63 - SPORTS GAMES AMUSEMENTS
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Target shooting apparatus
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Patent number 4,147,355
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Issue date Apr 3, 1979
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Marvin Glass & Associates
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Gordon A. Barlow
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F41 - WEAPONS
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Layered skin doll
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Patent number 4,028,845
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Issue date Jun 14, 1977
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Marvin Glass & Associates
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Gunars Licitis
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Game apparatus
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Patent number 3,973,773
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Issue date Aug 10, 1976
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Marvin Glass & Associates
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Marvin I. Glass
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY