Transmitter for a headphone
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Description
FIG. 1 is a front, and right-side perspective view of a transmitter for a headphone, showing our new design;
FIG. 2 is a front and right-side perspective view thereof, the headphones shown in broken lines for illustrative purposes.
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a right-side elevational view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D297737 | September 20, 1988 | Vostourgh |
- Video Review, Mar. 1989, p. 20, Wireless headphone, upper, left corner. Radio Shack, 1989 Catalog, p. 39, Transmitter, upper, left corner.
Patent History
Patent number: D325578
Type: Grant
Filed: Apr 14, 1989
Date of Patent: Apr 21, 1992
Assignee: Sony Corporation (Tokyo)
Inventors: Takefumi Daido (Tokyo), Ryuta Kanno (Kawasaki), Katsumi Yamatogi (Tokyo)
Primary Examiner: Terry A. Pfeffer
Attorneys: Lewis H. Eslinger, Jay H. Maioli, Donald S. Dowden
Application Number: 7/337,544
Type: Grant
Filed: Apr 14, 1989
Date of Patent: Apr 21, 1992
Assignee: Sony Corporation (Tokyo)
Inventors: Takefumi Daido (Tokyo), Ryuta Kanno (Kawasaki), Katsumi Yamatogi (Tokyo)
Primary Examiner: Terry A. Pfeffer
Attorneys: Lewis H. Eslinger, Jay H. Maioli, Donald S. Dowden
Application Number: 7/337,544
Classifications