USD383774SExpiredUtility
Manual calculator
Individually held — no corporate assignee on recordPriority: Apr 30, 1996Filed: Apr 30, 1996Granted: Sep 16, 1997
Est. expiryApr 30, 2016(expired)· nominal 20-yr term from priority
Inventors:Kirk T. Winn
28
PatentIndex Score
4
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a manual calculator, as shown and described.
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