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Adjustable shape earphone
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Patent number 8,340,338
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Issue date Dec 25, 2012
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Koss Corporation
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Allan Mlodzikowski
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Earphone
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Patent number D633482
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Issue date Mar 1, 2011
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Koss Corporation
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Michael J. Koss
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D14 - Recording, communication, or information retrieval equipment
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Earphone dial
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Patent number D627338
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Issue date Nov 16, 2010
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Koss Corporation
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Michael J. Koss
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D14 - Recording, communication, or information retrieval equipment
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Earphone set
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Patent number D625298
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Issue date Oct 12, 2010
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Koss Corporation
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Michael J. Koss
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D14 - Recording, communication, or information retrieval equipment
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Earphone
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Patent number D621388
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Issue date Aug 10, 2010
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Koss Corporation
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Michael J. Koss
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D14 - Recording, communication, or information retrieval equipment
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Surgical tool
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Patent number D478986
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Issue date Aug 26, 2003
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Gyrus Ent L.L.C.
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Constance Elaine Johnston
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D24 - Medical and laboratory equipment
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Wireless microphone receiver
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Patent number D477304
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Issue date Jul 15, 2003
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Shure Incorporated
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Dickon Isaacs
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D14 - Recording, communication, or information retrieval equipment