USD478519SExpiredUtility
Ruler
Priority: Mar 28, 2002Filed: Sep 4, 2002Granted: Aug 19, 2003
Est. expiryMar 28, 2022(expired)· nominal 20-yr term from priority
Inventors:Nigel Harrison Black
35
PatentIndex Score
8
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a ruler, as shown and described.
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