Audio amplifier

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Description

FIG. 1 is a front perspective view of an audio amplifier of the present invention;

FIG. 2 is a front view of the audio amplifier;

FIG. 3 is a back view of the audio amplifier;

FIG. 4 is a top view of the audio amplifier;

FIG. 5 is a bottom view of the audio amplifier;

FIG. 6 is a left view of the audio amplifiers;

FIG. 7 is a right side view of the audio amplifier;

FIG. 8 is a cross-sectional view along line A-A line in the Front View of the audio amplifier;

FIG. 9 is a cross-sectional view along line B-B line in the Top View of the audio amplifier; and,

FIG. 10 is a cross-sectional view along line C-C line in the Front View of the audio amplifier.

The broken lines are included for the purpose of showing environmental structure that forms no part of the design.

Claims

I claim the ornamental design for audio amplifier, as shown and described.

Referenced Cited
U.S. Patent Documents
D416902 November 23, 1999 Kizawa
D563403 March 4, 2008 Files
D569840 May 27, 2008 Tejima
D644623 September 6, 2011 Behringer et al.
D669992 October 30, 2012 Schafer et al.
D671907 December 4, 2012 Behringer et al.
D712869 September 9, 2014 Muramoto
Patent History
Patent number: D746254
Type: Grant
Filed: Jul 23, 2014
Date of Patent: Dec 29, 2015
Assignee: D&M Holdings, Inc. (Kanagawa)
Inventor: Reiko Ito (Kanagawa)
Primary Examiner: Sandra Morris
Application Number: 29/497,347