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The ornamental design for a knife sharpener, as shown and described. |
FIG. 1 is a top perspective view of a knife sharpener, showing my new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a right side, elevational view;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a left side, elevational view thereof; and
FIG. 8 is a rear elevational view thereof.
Patent | Priority | Assignee | Title |
D317554, | Jun 06 1988 | Knife sharpener | |
D541615, | Sep 20 2005 | JIIN HAUR INDUSTRIAL CO., LTD. | Knife sharpener holder |
D673439, | Apr 18 2011 | Jiin Haur Industrial Co. Ltd. | Knife sharpener |
Patent | Priority | Assignee | Title |
1098672, | |||
1803364, | |||
1907870, | |||
2010141, | |||
2018985, | |||
2398566, | |||
2436810, | |||
2471207, | |||
2743561, | |||
2798344, | |||
2800040, | |||
3585880, | |||
3882642, | |||
492810, | |||
119645, | |||
197343, | |||
D277166, | Dec 29 1982 | Oy Fiskars AB | Dual knife sharpener with dual handle |
IT462069, |
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