Headphone

Follow

Information

Patent Grant
D328461

References
Source

Patent Number
D328,461
Date Filed
Friday, March 24, 1989
35 years ago
Date Issued
Tuesday, August 4, 1992
32 years ago

Inventors
- Katsumi Yamatogi
- Fumitake Daido
Original Assignees
- Sony Corporation
Examiners
- Shooman; Theodore M.
Agents
- Eslinger; Lewis H.
- Maioli; Jay H.

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 204
- D14 205
- D14 206
- D14 223
- 381 25
- 381 68
- 381 91
- 381 122
- 381 156
- 381 158
- 381 183
- 381 187
- 379 430
- 379 444
- 181 129
- 181 133
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a headphone, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
63-38478	Sep 1988	JPX

US Referenced Citations (2)

Number	Name	Date	Kind
D255352	Besasie	Jun 1980
D301145	Besasie et al.	May 1989

Non-Patent Literature Citations (2)

Entry
Crutchfield Summer 1987 Catalog; copyright 1987; p. 93; Left side-Item C-Sony Model MDR-V6 headphones.
Stereo Review; Jun. 1985; p. 14; Top left-Audio-Techna Model ATH-V7 headphones.