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The ornamental design for a keyboard, as shown and described.
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FIG. 1 is a perspective view thereof;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plane view thereof; and,
FIG. 7 is a bottom plane view thereof.
Pardo, Fernando, Tzeng, Shu-Wen
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jan 28 2004 | TZENG, SHU-WEN | Darfon Electronics Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015094 | /0056 | |
Jan 28 2004 | PARDO, FERNANDO | Darfon Electronics Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015094 | /0056 | |
Mar 12 2004 | Darfon Electronics Corp. | (assignment on the face of the patent) | / |
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