Headphone

Isonaga November 17, 1

Patent Grant D331057

U.S. patent number D331,057 [Application Number 07/533,902] was granted by the patent office on 1992-11-17 for headphone. This patent grant is currently assigned to Sony Corporation. Invention is credited to Yasuaki Isonaga.


United States Patent D331,057
Isonaga November 17, 1992

Headphone

Claims

The ornamental design for a headphone, as shown and described.
Inventors: Isonaga; Yasuaki (Kawasaki, JP)
Assignee: Sony Corporation (Tokyo, JP)
Appl. No.: 07/533,902
Filed: June 6, 1990

Foreign Application Priority Data

Jan 11, 1990 [JP] 2-439
Current U.S. Class: D14/205; D14/223
Field of Search: ;D14/205-207,223,299 ;381/25,158,183,189,68 ;379/430,444 ;181/129

References Cited [Referenced By]

U.S. Patent Documents
D316551 April 1991 Ichikawa
4420657 December 1983 Larkin

Other References

Hifidelity Magazine, Sep. 14, 1987, p. 111, "Sony" Earphone..

Primary Examiner: Feifer; Melvin B.
Attorney, Agent or Firm: Eslinger; Lewis H. Maioli; Jay H.

Description



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

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

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

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

* * * * *


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