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The ornamental design for an electronic keyboard musical instrument, as shown. |
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FIG. 1 is a front elevation view of an electronic keyboard musical instrument showing my new design;
FIG. 2 is a right side elevation view thereof;
FIG. 3 is a left side elevation view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a rear elevation view thereof; and,
FIG. 7 is a top, front and left side perspective view thereof.
| Patent | Priority | Assignee | Title |
| D401265, | Jan 08 1997 | YAMAHA CORPORATION, A CORPORATION OF JAPAN | Electronic keyboard musical instrument |
| D460101, | May 26 2000 | Music keyboard with arched termination |
| Patent | Priority | Assignee | Title |
| D265832, | Apr 05 1980 | Nippon Gakki Seizo Kabushiki Kaisha | Electric organ |
| D313033, | Dec 10 1987 | Yamaha Corp. | Electronic keyboard musical instrument |
| D319248, | Sep 08 1988 | Yamaha Corporation | Electronic keyboard musical instrument |
| D325213, | Dec 20 1989 | Yamaha Corporation | Electronic keyboard musical instrument |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 23 1992 | ONO, JUNICHI | CASIO COMPUTER CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 006214 | /0062 | |
| Jul 28 1992 | Casio Computer Co., Ltd. | (assignment on the face of the patent) | / |
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