USD264217SExpiredUtility

Drill bit protector

77
Individually held — no corporate assignee on recordPriority: Jul 17, 1979Filed: Jul 17, 1979Granted: May 4, 1982
Est. expiryJul 17, 1999(expired)· nominal 20-yr term from priority
Inventors:Benjiman G. PrauseHollis Marlow
77
PatentIndex Score
27
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a drill bit protector, as shown.

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