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The ornamental design for an electronic musical keyboard, as shown and described. |
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FIG. 1 is a front elevation view of an electronic musical keyboard showing our 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 perspective view thereof.
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| D877238, | Oct 12 2019 | SHENZHEN SANMEISEN TECHNOLOGY CO , LTD | Piano mat |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 08 1992 | HISANAGA, KOZO | CASIO COMPUTER CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 006358 | /0882 | |
| Dec 08 1992 | IDA, YUKIHIKO | CASIO COMPUTER CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 006358 | /0882 | |
| Dec 15 1992 | Casio Computer Co., Ltd. | (assignment on the face of the patent) | / |
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