USD314712SExpiredUtility
T-square with centering ruler
Individually held — no corporate assignee on recordPriority: Jul 25, 1988Filed: Jul 25, 1988Granted: Feb 19, 1991
Est. expiryJul 25, 2008(expired)· nominal 20-yr term from priority
Inventors:Perry L. Kunz
66
PatentIndex Score
20
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a T-square with centering ruler, as shown and described.
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