Patent
   D313033
Priority
Dec 10 1987
Filed
Jun 13 1988
Issued
Dec 18 1990
Expiry
Dec 18 2004
Assg.orig
Entity
unknown
23
3
n/a
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.

Mizushima, Kazuyuki

Patent Priority Assignee Title
D317319, Nov 30 1988 Yamaha Corporation Electronic keyboard musical instrument
D317930, Sep 08 1988 Yamaha Corporation Electronic keyboard musical instrument
D317931, Dec 22 1988 Casio Computer Co., Ltd. Electronic musical keyboard
D318482, Dec 22 1988 Casio Computer Co., Ltd. Electronic music keyboard
D320032, Nov 30 1988 Yamaha Corporation Electronic key board musical instrument
D320033, Nov 30 1988 Yamaha Corporation Electronic key board musical instrument
D320218, Jun 15 1989 Casio Computer Co., Ltd. Electronic musical keyboard
D320612, Jun 28 1989 Casio Computer Co., Ltd. Electronic musical keyboard
D320614, Sep 29 1989 Casio Computer Co., Ltd. Electronic musical keyboard
D320804, Jun 28 1989 Casio Computer Co., Ltd. Electronic musical keyboard
D320996, Dec 22 1988 Casio Computer Co., Ltd. Electronic music keyboard
D322268, Dec 24 1988 Yamaha Corporation Electronic key board musical instrument
D322269, Dec 24 1988 Yamaha Corporation Electronic keyboard musical instrument
D322800, May 31 1989 Gold Star Co., Ltd. Portable electric piano
D325213, Dec 20 1989 Yamaha Corporation Electronic keyboard musical instrument
D325214, Dec 20 1989 Yamaha Corporation Electronic piano
D326107, Aug 05 1989 Yamaha Corporation Electronic keyboard musical instrument
D345574, Jan 08 1992 Yamaha Corporation Electronic keyboard musical instrument
D348687, Jul 28 1992 Casio Computer Co., Ltd. Electronic keyboard musical instrument
D372930, Jan 10 1995 Yamaha Corporation Electronic keyboard musical instrument
D372931, Jan 10 1995 Yamaha Corporation Electronic keyboard musical instrument
D400910, Mar 05 1997 Yamaha Corporation Electronic keyboard musical instrument
D669116, Mar 17 2011 Roland Corporation Electronic keyboard
Patent Priority Assignee Title
4653375, Aug 21 1984 Victor Company of Japan, Ltd. Electronic instrument having a remote playing unit
D282850, Dec 27 1982 MIDI MUSIC CENTER, INC , A CORP OF CA Keyboard musical instrument or similar article
D305772, Aug 31 1987 Casio Computer Co., Ltd. Electronic music synthesizer
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 08 1988MIZUSHIMA, KAZUYUKIYamaha CorporationASSIGNMENT OF ASSIGNORS INTEREST 0049310331 pdf
Jun 13 1988Yamaha Corp.(assignment on the face of the patent)
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