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Publication numberUSD319241 S
Publication typeGrant
Application numberUS 07/337,547
Publication date20 Aug 1991
Filing date14 Apr 1989
Publication number07337547, 337547, US D319241 S, US D319241S, US-S-D319241, USD319241 S, USD319241S
InventorsTakefumi Daido, Akira Yamazaki, Katsumi Yamatogi
Original AssigneeSony Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US D319241 S
Abstract  available in
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  1. The ornamental design for a headphone, as shown and described.

FIG. 1 is a top, front, and right-side perspective view of a headphone, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left-side elevational view thereof, the right-side being a mirror image thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

Non-Patent Citations
1Crutchfield Cat.--Summer 1986; p. 89; top right--Model MDR-M77.
2Stereo Review; Dec. 1987; p. 77; top center--Nakamichi Model SP-7 Headphones.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US632096024 Sep 199920 Nov 2001Hello Direct, Inc.Headset with adjustable earpiece
US677539024 Dec 200110 Aug 2004Hello Direct, Inc.Headset with movable earphones
USD46872224 Dec 200114 Jan 2003Hello Direct, Inc.Headset with moveable earphones
U.S. ClassificationD14/205