USD297949SExpiredUtility

Electronic calculator

42
Assignee: SHARP KKPriority: Nov 15, 1985Filed: Apr 29, 1986Granted: Oct 4, 1988
Est. expiryNov 15, 2005(expired)· nominal 20-yr term from priority
Inventors:Takahisa YubisuiHiroshi SakaguchiToshiya Takahashi
42
PatentIndex Score
3
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electronic calculator, as shown and described.

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