USD317554SExpiredUtility

Knife sharpener

46
Assignee: YOUNG RAYMOND APriority: Jun 6, 1988Filed: Jun 6, 1988Granted: Jun 18, 1991
Est. expiryJun 6, 2008(expired)· nominal 20-yr term from priority
Inventors:Raymond Young
46
PatentIndex Score
4
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a knife sharpener, as shown and described.

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