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The ornamental design for a keyboard, as shown and described. |
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FIG. 1 is a top, front and right side perspective view of a keyboard showing my new design;
FIG. 2 is a rear and left side perspective view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a right side elevational view thereof.
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| Patent | Priority | Assignee | Title |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 27 1987 | SOTTSASS, ETTORE | ING , C , OLIVETTI & C , S P A , VIA JERVIS, 77 - 10015 IVREA, A CORP OF ITALY | ASSIGNMENT OF ASSIGNORS INTEREST | 004799 | /0472 | |
| Dec 07 1987 | Ing C. Olivetti & C., S.p.A. | (assignment on the face of the patent) | / |
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