Claims (1)
The ornamental design for a knife sharpener, as shown and described.
Full Description
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FIG. 1 is a front, left, top perspective view of a knife sharpener, showing my new design;
FIG. 2 is a rear, right, bottom perspective view thereof;
FIG. 3 is a front elevational view of the reduced scale thereof;
FIG. 4 is a rear elevational view of the reduced scale thereof;
FIG. 5 is a left side view of the enlarged scale thereof;
FIG. 6 is a right side view of the enlarged scale thereof;
FIG. 7 is a top plan view of the reduced scale thereof;
FIG. 8 is a bottom plan view of the reduced scale thereof;
FIG. 9 is an enlarged view of detail 9 in FIG. 3 ;
FIG. 10 is an enlarged view of detail 10 in FIG. 4 ; and,
FIG. 11 is an enlarged view of detail 11 in FIG. 8 .
The dashed broken lines in the figures are for the purposes of illustrating portions of the knife sharpener and form no part of the claimed design.
The dash-dot-dash broken lines are for notating enlarged views and form no part of the claimed design.
Citations
This patent cites (11)
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