
Claims (1)
Claim 1 (Independent)
The ornamental design for a knife sharpener, as shown and described.
Full Description
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is a front, top perspective view of a knife sharpener, showing my new design;
is a rear, bottom perspective view thereof;
is a front elevation view thereof;
is a rear elevation view thereof;
is a left side elevation view thereof;
is a right side elevation view thereof;
is a top plan view thereof; and,
is a bottom plan view thereof.
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Citations
This patent cites (12)
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