USD248729SExpiredUtility
Diamond sharpening hone
Individually held — no corporate assignee on recordPriority: Mar 7, 1977Filed: Mar 7, 1977Granted: Aug 1, 1978
Est. expiryMar 7, 1997(expired)· nominal 20-yr term from priority
Inventors:Fred G. Gunzner
55
PatentIndex Score
6
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a diamond sharpening hone, as shown and described.
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