USD300800SExpiredUtility

Core plug extractor

54
Assignee: WESTVACO CORPPriority: Feb 15, 1985Filed: Feb 15, 1985Granted: Apr 25, 1989
Est. expiryFeb 15, 2005(expired)· nominal 20-yr term from priority
Inventors:Harold A. Sutphen, Jr.
54
PatentIndex Score
11
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a core plug extractor, as shown.

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