Speaker box with built in amplifier

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Information

Patent Grant
D332607

References
Source

Patent Number
D332,607
Date Filed
Tuesday, July 31, 1990
34 years ago
Date Issued
Tuesday, January 19, 1993
32 years ago

Inventors
- Akira Yamazaki
Original Assignees
- Sony Corporation
Examiners
- Ansher; Bernard
- Morris; Sandra
Agents
- Eslinger; Lewis H.
- Maioli; Jay H.

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 204
- D14 207-208
- D14 210-214
- D14 219-222
- 181 144
- 181 145
- 181 148
- 181 150-153
- 181 157
- 181 198-199
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a speaker box with built in amplifier, as shown.

Priority Claims (1)

Number	Date	Country	Kind
2-3815	Feb 1990	JPX

US Referenced Citations (4)

Number	Name	Date	Kind
D256914	Rams	Sep 1980
D317007	Shintani	May 1991
D318054	Kikutani	Jul 1991
3143182	Sears et al.	Aug 1964

Non-Patent Literature Citations (3)

Entry
Stereo review Apr. 1988 p. 11 Koss Microspeaker, bottom left.
Stereo review Apr. 1988 p. 67 Bose speakers, bottom right.
Dealerscope Merchandising Sep. 1988 p. 14 Sony speakers, bottom left.