Claims (1)
Claim 1 (Independent)
The ornamental design for a knife sharpener, as shown and described.
Full Description
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FIG. 1 is a top perspective view taken from a first end of a knife sharpener in accordance with the present invention;
FIG. 2 is a right side view of the knife sharpener shown in FIG. 1 ;
FIG. 3 is a top view of the knife sharpener shown in FIG. 1 ;
FIG. 4 is a second end view of the knife sharpener shown in FIG. 1 ;
FIG. 5 is top perspective view taken from the second end showing the knife sharpener shown in FIG. 1 in an assembled configuration; and,
FIG. 6 is a top perspective exploded view the knife sharpener shown in FIG. 1 .
Citations
This patent cites (16)
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