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Audio speaker
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Patent number D449829
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Issue date Oct 30, 2001
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Sonigistix Corporation
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Niklas Gustavsson
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D14 - Recording, communication, or information retrieval equipment
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Planar magnetic transducer
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Patent number D421263
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Issue date Feb 29, 2000
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Sonigistix Corporation
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Scott Phillips
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D14 - Recording, communication, or information retrieval equipment
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Speaker volume control module
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Patent number D416559
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Issue date Nov 16, 1999
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Sonigistix Corporation
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Joshua King Hoyt
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D14 - Recording, communication, or information retrieval equipment
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Planar magnetic speaker housing
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Patent number D416259
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Issue date Nov 9, 1999
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Sonigistix Corporation
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Joshua King Hoyt
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D14 - Recording, communication, or information retrieval equipment
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Woofer
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Patent number D414771
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Issue date Oct 5, 1999
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Sonigistix Corporation
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Joshua King Hoyt
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D14 - Recording, communication, or information retrieval equipment
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