Patent
   D351172
Priority
Aug 12 1992
Filed
Aug 12 1992
Issued
Oct 04 1994
Expiry
Oct 04 2008
Assg.orig
Entity
unknown
144
4
n/a
The ornamental design for a headphone, as shown.

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

FIG. 2 is a right-side perspective view thereof, shown with headband in the expanded position;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a right-side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

Nakamura, Mitsuhiro, Goto, Hidefumi

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 24 1992NAKAMURA, MITSUHIROSony CorporationASSIGNMENT OF ASSIGNORS INTEREST 0062470276 pdf
Jul 24 1992GOTO, HIDEFUMISony CorporationASSIGNMENT OF ASSIGNORS INTEREST 0062470276 pdf
Aug 12 1992Sony Corporation(assignment on the face of the patent)
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