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The ornamental design for a knife sharpener, as shown and described. |
FIG. 1 is a perspective view of a knife sharpener showing my new design;
FIG. 2 is a side elevation view of one side;
FIG. 3 is a side elevation view of the opposite side;
FIG. 4 is a top plan view;
FIG. 5 is a bottom plan view;
FIG. 6 is a front elevational view thereof; and,
FIG. 7 is a rear elevational view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 15 1995 | All Rite Products Inc. | (assignment on the face of the patent) | / | |||
Jul 08 1998 | ALL RITE PRODUCTS, INC | HANCOCK, DENNIS H | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009386 | /0216 | |
Aug 16 1999 | HANCOCK, DENNIS H | IPI ATV, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010360 | /0464 |
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