Earphone

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Information

Patent Grant
D318865

References
Source

Patent Number
D318,865
Date Filed
Thursday, June 1, 1989
35 years ago
Date Issued
Tuesday, August 6, 1991
33 years ago

Inventors
- Kazuo Ichikawa
Original Assignees
- Sony Corporation
Examiners
- Shooman; Theodore M.
Agents
- Eslinger; Lewis 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 an earphone, as shown.

Priority Claims (1)

Number	Date	Country	Kind
63-48554	Dec 1988	JPX

US Referenced Citations (5)

Number	Name	Date	Kind
D278234	Saito	Apr 1985
D311007	Daido	Oct 1990
4646872	Kamon et al.	Mar 1987
4736435	Yokoyama et al.	Apr 1988
4981194	Kamon et al.	Jan 1991

Non-Patent Literature Citations (1)

Entry
Hong Kong Enterprise; 11/87; p. 181; Bottom center-AM/FM radio with headphones.