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The ornamental design for a dual component keyboard unit, as shown and described. |
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FIG. 1 is a reduced top plan view of the dual component keyboard unit showing our new design;
FIG. 2 is a front elevational view of the largest keyboard shown separately for clarity of illustration only;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a side elevational view thereof;
FIG. 5 is a side elevational view thereof opposite that shown in FIG. 4;
FIG. 6 is a front top and side perspective view thereof;
FIG. 7 is a front elevational view of the smallest keyboard shown separately for clarity of illustration only;
FIG. 8 is a rear elevational view thereof;
FIG. 9 is a side elevational view thereof;
FIG. 10 is a side elevational view thereof opposite that shown in FIG. 9; and,
FIG. 11 is a front top and side perspective view thereof.
Sauer, Ralf, Marquardt, Kai-Uwe, Sachs, Ekkehard
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 10 1991 | Marquardt GmbH | (assignment on the face of the patent) | / | |||
| Oct 10 1991 | MARQUARDT, KAI-UWE | Marquardt GmbH | ASSIGNMENT OF ASSIGNORS INTEREST | 005918 | /0786 | |
| Oct 10 1991 | SACHS, EKKEHARD | Marquardt GmbH | ASSIGNMENT OF ASSIGNORS INTEREST | 005918 | /0786 | |
| Oct 10 1991 | SAUER, RALF | Marquardt GmbH | ASSIGNMENT OF ASSIGNORS INTEREST | 005918 | /0786 |
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