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The ornamental design for a pencil sharpener, as shown and described. |
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FIG. 1 is a front elevational view of a pencil sharpener embodying my new design;
FIG. 2 is an end elevational view thereof, the end opposite being substantially identical;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof.
| Patent | Priority | Assignee | Title |
| D310243, | Jun 11 1987 | Eldon Industries, Inc. | Dispenser for assorted office articles |
| D320812, | Sep 22 1988 | John Manufacturing Limited | Combined pencil sharpener and letter opener |
| D335308, | Jan 27 1992 | Alterra Holdings Corporation | Pencil sharpener |
| D418874, | Jul 17 1999 | IT S ACADEMIC OF ILLINOIS, INC | Pencil sharpener |
| D637647, | Mar 11 2010 | Slice, Inc. | Cosmetic pencil sharpener |
| Patent | Priority | Assignee | Title |
| 3659637, | |||
| 137884, | |||
| 200616, | |||
| 208282, | |||
| D250035, | Sep 02 1976 | Matsushita Electric Industrial Co., Ltd. | Electric pencil sharpener |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 29 1986 | EVENSON, MEL | ELDON INDUSTRIES, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 004584 | /0848 | |
| Feb 24 1986 | Eldon Industries, Inc. | (assignment on the face of the patent) | / |
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