Headphone

- Sony Corporation
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Description

FIG. 1 is an enlarged 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;

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

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D270634 September 20, 1983 Ungar
D292205 October 6, 1987 Kikutani
D297324 August 23, 1988 Kohno
D310081 August 21, 1990 Daido et al.
Other references
  • Stereo Review, Dec. 1987, p. 77, top center-Nakamichi SP-7 Stereo Headphone.
Patent History
Patent number: D316861
Type: Grant
Filed: Dec 7, 1988
Date of Patent: May 14, 1991
Assignee: Sony Corporation (Tokyo)
Inventors: Shingo Yoda (Tokyo), Kazue Kato (Tokyo)
Primary Examiner: Theodore M. Shooman
Attorney: Lewis H. Eslinger
Application Number: 7/280,995
Classifications
Current U.S. Class: Headphone Or Headset (D14/205)