Earphone

- Sony Corporation
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Description

FIG. 1 is a front elevational view of an earphone, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D278234 April 2, 1985 Saito
4646872 March 3, 1987 Kamon et al.
Patent History
Patent number: D311007
Type: Grant
Filed: Dec 17, 1987
Date of Patent: Oct 2, 1990
Assignee: Sony Corporation (Tokyo)
Inventor: Takefumi Daido (Tokyo)
Primary Examiner: B. J. Bullock
Assistant Examiner: Sandra Morris
Attorneys: Lewis H. Eslinger, Jay H. Maioli
Application Number: 7/133,991
Classifications
Current U.S. Class: Headphone Or Headset (D14/205)