Patent
   D712869
Priority
Aug 23 2012
Filed
Feb 13 2013
Issued
Sep 09 2014
Expiry
Sep 09 2028
Assg.orig
Entity
unknown
12
17
n/a
The ornamental design for an amplifier, as shown and described.

FIG. 1 is a perspective view of an amplifier, showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left-side view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines show unclaimed subject matter only and do not for any part of the claimed design.

Muramoto, Masatada

Patent Priority Assignee Title
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Feb 04 2013MURAMOTO, MASATADAAlpine Electronics, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0298070562 pdf
Feb 13 2013Alpine Electronics, Inc.(assignment on the face of the patent)
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