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The ornamental design for an unassembled door knocker unit, as shown. |
FIG. 1 is a front elevational view of an unassembled door knocker unit showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is an enlarged side elevational view taken from the right of FIG. 1; and
FIG. 5 is a bottom plan view thereof.
Kupperman, Dennis, Kupperman, Sam
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 27 1977 | RB Toy Development Co. | (assignment on the face of the patent) | / |
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