USD309626SExpiredUtility

Electronic calculator

60
Assignee: SHARP KKPriority: Jul 9, 1987Filed: Dec 30, 1987Granted: Jul 31, 1990
Est. expiryJul 9, 2007(expired)· nominal 20-yr term from priority
Inventors:Hiroshi SakaguchiKeiichi Koyama
60
PatentIndex Score
8
Cited by
5
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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