Patent
   D313424
Priority
Sep 01 1987
Filed
Sep 01 1987
Issued
Jan 01 1991
Expiry
Jan 01 2005
Assg.orig
Entity
unknown
4
17
n/a
The ornamental design for a piano training device, as shown and described.

FIG. 1 is a perspective view of a piano training device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a front side elevational view thereof.

The undisclosed bottom portion of the piano training device is plane and unornamented.

High, Charles H.

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