USD317455SExpiredUtility

Hole cutter

90
Individually held — no corporate assignee on recordPriority: Jan 21, 1988Filed: Jan 21, 1988Granted: Jun 11, 1991
Est. expiryJan 21, 2008(expired)· nominal 20-yr term from priority
Inventors:Louis Martin
90
PatentIndex Score
44
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for hole cutter, as shown.

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