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The ornamental design for a combined blackboard and tray, as shown and described. |
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FIG. 1 is a perspective view of a combined blackboard and tray with the tray shown attached;
FIG. 2 is a front elevational view, with the tray removed for ease of illustration;
FIG. 3 is a side elevational view of FIG. 2;
FIG. 4 is a top plan view of FIG. 2;
FIG. 5 is a perspective view of the tray in FIG. 1 shown separately for ease of illustration;
FIG. 6 is a front view of the tray;
FIG. 7 is a side view of the tray;
FIG. 8 is a top view of the tray; and,
FIG. 9 is a perspective view of the tray prior to being bent to the shape shown in FIG. 5.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 20 1999 | WKB Wirtschafts-und Konzeptberatung GmbH | (assignment on the face of the patent) | / | |||
| Jan 11 2000 | KEGLMAIER, ARNO | WKB Wirtschafts-und Konzeptberatung GmbH | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010528 | /0376 |
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