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The ornamental design for a pencil sharpener, as shown and described. |
FIG. 1 is a perspective view of a pencil sharpener showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a right side elevational view, the opposite side being a mirror image thereof;
FIG. 4 is a rear elevational view;
FIG. 5 is a top plan view; and
FIG. 6 is a bottom plan view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 07 1977 | Ketcham & McDougall, Inc. | (assignment on the face of the patent) | / |
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