Headphones

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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D0529901

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

REFERENCES:
patent: D431553 (2000-10-01), Suzuki
patent: D457514 (2002-05-01), Marion et al.
patent: D464638 (2002-10-01), Huang
patent: D474171 (2003-05-01), Suzuki
patent: D487077 (2004-02-01), Obata
patent: D519108 (2006-04-01), Yang

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