USD319069SExpiredUtility
Multipurpose desk top calculator
Individually held — no corporate assignee on recordPriority: Oct 23, 1989Filed: Oct 23, 1989Granted: Aug 13, 1991
Est. expiryOct 23, 2009(expired)· nominal 20-yr term from priority
Inventors:Yung-Chi Huang
29
PatentIndex Score
1
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedA new original design for a multipurpose desk top calculator, as shown and described.
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