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The ornamental design for electronic keyboard musical instrument, as shown and described. |
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FIG. 1 is a top, front and right side perspective view of an electronic keyboard musical instrument showing my new design;
FIG. 2 is a bottom, rear and left side perspective view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a front elevational view thereof; and
FIG. 6 is a top, front and right side perspective view thereof, illustrated with the cover and speakers in the closed position.
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| D320032, | Nov 30 1988 | Yamaha Corporation | Electronic key board musical instrument |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 01 1984 | BELLINI, MARIO | NIPPON GAKKI SEIZO KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004302 | /0299 | |
| Jun 11 1984 | Nippon Gakki Seizo Kabushiki Kaisha | (assignment on the face of the patent) | / | |||
| Mar 08 1998 | FEDERAL LABORATORIES, INC | TransTechnology Corporation | MERGER SEE DOCUMENT FOR DETAILS | 009386 | /0245 |
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