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Publication numberUSD313033 S
Publication typeGrant
Application numberUS 07/206,330
Publication dateDec 18, 1990
Filing dateJun 13, 1988
Priority dateDec 10, 1987
Publication number07206330, 206330, US D313033 S, US D313033S, US-S-D313033, USD313033 S, USD313033S
InventorsKazuyuki Mizushima
Original AssigneeYamaha Corp.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Electronic keyboard musical instrument
US D313033 S
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  1. The ornamental design for an electronic keyboard musical instrument, as shown.

FIG. 1 is a top front perspective view of an electronic 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 rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a right side elevational view thereof.

Non-Patent Citations
1HFD, 8/24/87, p. 98 (Casio SK-200 Keyboard).
2The Music Trades, Oct. 1985, p. 13.
U.S. ClassificationD17/1