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Publication numberUSD314204 S
Publication typeGrant
Application numberUS 07/221,771
Publication dateJan 29, 1991
Filing dateJul 20, 1988
Publication number07221771, 221771, US D314204 S, US D314204S, US-S-D314204, USD314204 S, USD314204S
InventorsYasuo Yamawaki
Original AssigneeYamaha Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Electronic keyboard musical instrument
US D314204 S
Abstract  available in
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  1. The ornamental design for electronic keyboard musical instrument, as shown.

FIG. 1 is a top, front perspective view of an electric keyboard musical instrument showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof, and

FIG. 7 is a left side elevational view thereof.

Non-Patent Citations
1Music Trades, Dec. 1987, p. 108 (Yamaha Keyboard).
2Music Trades, Jan. 1987, p. 101 (Casio Keyboard).
3Music Trades, Oct. 1985, p. 23 (X501 Keyboard).
U.S. ClassificationD17/1