Combined earphone and receiver

- Sony Corporation
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Description

FIG. 1 is an enlarged top, front and left-side perspective view of a combined earphone and receiver, showing my 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.

The connecting wire is broken away in the drawings for ease of illustration .

Referenced Cited
U.S. Patent Documents
D278234 April 2, 1985 Saito
D311007 October 2, 1990 Daido
4646872 March 3, 1987 Kamon et al.
4893344 January 9, 1990 Tragardh et al.
Other references
  • Stereo Review, Dec. 1988, p. 22, bottom left--Wireless Headphone System. Video Review, Nov. 1987, pp. 46-47, top center--Sennheiser HDI-2 Wireless Headphones. Industrial Design, Mar./Apr. 1986, p. 63, top right--Nady Systems Cordless Headphones.
Patent History
Patent number: D316550
Type: Grant
Filed: Nov 7, 1988
Date of Patent: Apr 30, 1991
Assignee: Sony Corporation (Tokyo)
Inventor: Takashi Sogabe (Tokyo)
Primary Examiner: Theodore M. Shooman
Attorney: Lewis H. Eslinger
Application Number: 7/267,784