Headphone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment

Design Patent

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Design Patent

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D0637181

CLAIM:
The ornamental design for a headphone, as shown and described.

REFERENCES:
patent: D340932 (1993-11-01), Yan
patent: D567217 (2008-04-01), Kamo et al.
patent: D572703 (2008-07-01), Ledbetter et al.
patent: D587681 (2009-03-01), Yanai
patent: D589493 (2009-03-01), Densho
patent: D605182 (2009-12-01), Fagnot
patent: D606971 (2009-12-01), Christopher et al.
patent: D607880 (2010-01-01), Chung et al.
patent: D616874 (2010-06-01), Matsuoka
patent: D618670 (2010-06-01), Tahara
patent: D618672 (2010-06-01), Harbeke et al.
patent: D622855 (2010-08-01), Cano, Jr.

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