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The ornamental design for 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 left side elevational view thereof;
FIG. 6 is a right side elevational view; and,
FIG. 7 is a bottom plan view thereof.
Patent | Priority | Assignee | Title |
D345575, | Dec 15 1992 | Casio Computer Co., Ltd. | Electronic musical keyboard |
Patent | Priority | Assignee | Title |
D265832, | Apr 05 1980 | Nippon Gakki Seizo Kabushiki Kaisha | Electric organ |
D289411, | Dec 17 1983 | TransTechnology Corporation | Electronic keyboard musical instrument |
D289412, | May 02 1984 | Nippon Gakki Seizo Kabushiki Kaisha | Electronic keyboard musical instrument |
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 16 1990 | GRANGER, MICHEL | Yamaha Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 005383 | /0968 | |
Jun 19 1990 | Yamaha Corporation | (assignment on the face of the patent) | / |
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