USD247428SExpiredUtility
Level
Individually held — no corporate assignee on recordPriority: Jun 6, 1975Filed: Dec 8, 1975Granted: Mar 7, 1978
Est. expiryJun 6, 1995(expired)· nominal 20-yr term from priority
Inventors:John L. Wood
55
PatentIndex Score
5
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for the level, as shown.
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