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The ornamental design for a piano and computer keyboard, as shown.
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FIG. 1 is a front view of a piano and computer keyboard showing my new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a left-side view thereof;
FIG. 6 is a right-side view thereof;
FIG. 7 is a top left-side perspective view; and,
FIG. 8 is a bottom left-side perspective view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 02 2004 | LIN, CHEUK SHING | Lexibook Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015229 | /0490 | |
Apr 16 2004 | Lexibook Limited | (assignment on the face of the patent) | / |
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