USD308692SExpiredUtility

Electronic calculator

67
Assignee: SHARP KKPriority: May 11, 1987Filed: Oct 27, 1987Granted: Jun 19, 1990
Est. expiryMay 11, 2007(expired)· nominal 20-yr term from priority
Inventors:Hiroshi SakaguchiMasaki Kawamura
67
PatentIndex Score
11
Cited by
3
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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