Patent
   D278234
Priority
Apr 01 1982
Filed
Sep 22 1982
Issued
Apr 02 1985
Expiry
Apr 02 1999
Assg.orig
Entity
unknown
81
5
n/a
The ornamental design for a headphone, as shown and described.

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

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation thereof;

FIG. 4 is a right side elevation thereof;

FIG. 5 is a rear elevation thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a perspective view thereof.

Saito, Tomonaga

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 10 1982SAITO, TOMONAGASONY CORPORATION, 7-35 KITASHINAGAWA 6-CHOME, SHINAGAWA-KU, TOKYO,ASSIGNMENT OF ASSIGNORS INTEREST 0040470143 pdf
Sep 22 1982Sony Corporation(assignment on the face of the patent)
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