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Ceiling loudspeaker system
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Patent number 8,286,749
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Issue date Oct 16, 2012
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RGB Systems, Inc.
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William Cameron Stewart, Jr.
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Loudspeaker housing
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Patent number D655691
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Issue date Mar 13, 2012
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RGB Systems, Inc.
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William Cameron Stewart, Jr.
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D14 - Recording, communication, or information retrieval equipment
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Speaker
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Patent number D583802
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Issue date Dec 30, 2008
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RGB Systems, Inc.
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Dave Pincek
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D14 - Recording, communication, or information retrieval equipment
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Speaker
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Patent number D581901
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Issue date Dec 2, 2008
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RGB Systems, Inc.
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Dave Pincek
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D14 - Recording, communication, or information retrieval equipment
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Housing for loud speakers
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Patent number D544466
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Issue date Jun 12, 2007
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RGB Systems, Inc.
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David Pincek
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D14 - Recording, communication, or information retrieval equipment
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Housing for loud speakers
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Patent number D541259
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Issue date Apr 24, 2007
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RGB Systems, Inc.
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David Pincek
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D14 - Recording, communication, or information retrieval equipment