USD317778SExpiredUtility

Electronic calculator

53
Assignee: CASIO COMPUTER CO LTDPriority: Jan 27, 1989Filed: Jan 27, 1989Granted: Jun 25, 1991
Est. expiryJan 27, 2009(expired)· nominal 20-yr term from priority
Inventors:Yuichi Onumata
53
PatentIndex Score
6
Cited by
6
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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