Telephone amplifier switch box

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Description

FIG. 1 is a front perspective view of the telephone amplifier switch box showing my new design;

FIG. 2 is a front view of the telephone amplifier switch box of FIG. 1;

FIG. 3 is a top plan view of the telephone amplifier switch box of FIG. 1;

FIG. 4 is a left side view of the telephone amplifier switch box of FIG. 1;

FIG. 5 is a right side view of the telephone amplifier switch box of FIG. 1;

FIG. 6 is a rear view of the telephone amplifier switch box of FIG. 1; and,

FIG. 7 is a bottom plan view of the telephone amplifier switch box of FIG. 1.

Claims

The ornamental design for a telephone amplifier switch box, as shown and described.

Referenced Cited
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Patent History
Patent number: D471182
Type: Grant
Filed: Feb 28, 2002
Date of Patent: Mar 4, 2003
Assignee: Wing Cheong Electrical Company (Kowloon)
Inventor: Max Fuk-fan Cheung (Central)
Primary Examiner: Jeffrey Asch
Attorney, Agent or Law Firm: Alix, Yale & Ristas, LLP
Application Number: 29/156,404
Classifications
Current U.S. Class: Telephone Equipment (D14/240); Telephone Amplifier (D14/243)
International Classification: 1403;