Headphone

- Sony Corporation
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Description

FIG. 1 is a 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.

Referenced Cited
U.S. Patent Documents
D291198 August 4, 1987 Bellini
4668842 May 26, 1987 Yokoyama et al.
Other references
  • Dealerscope Merchandising; Mar. 1988; p. 83; Top right-Model LT-105 headphones. HFD; 01/12/87; p. 100; Bottom left-Azden Model DSR-48 headphones.
Patent History
Patent number: D318669
Type: Grant
Filed: Mar 17, 1989
Date of Patent: Jul 30, 1991
Assignee: Sony Corporation (Tokyo)
Inventor: Takao Nakayama (Kawasaki)
Primary Examiner: Theodore M. Shooman
Attorney: Lewis H. Eslinger
Application Number: 7/324,638
Classifications
Current U.S. Class: Headphone Or Headset (D14/205)