Patent
   D337587
Priority
Jan 22 1991
Filed
Jul 09 1991
Issued
Jul 20 1993
Expiry
Jul 20 2007
Assg.orig
Entity
unknown
120
4
n/a
The ornamental design for a headphone, as shown and described.

FIG. 1 is a front elevational view of a headphone showing my new design;

FIG. 2 is a right-side elevational view thereof, the left side being a mirror image;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view thereof, showing the headband in the extended position; and,

FIG. 7 is a perspective view thereof.

Nakayama, Takao

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//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 09 1991Sony Corporation(assignment on the face of the patent)
Aug 05 1991NAKAYAMA, TAKAOSONY CORPORATION A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0058320920 pdf
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