USD314396SExpiredUtility

Electronic calculator

53
Assignee: CASIO COMPUTER CO LTDPriority: Aug 11, 1988Filed: Aug 11, 1988Granted: Feb 5, 1991
Est. expiryAug 11, 2008(expired)· nominal 20-yr term from priority
Inventors:Masaki Hayashi
53
PatentIndex Score
6
Cited by
2
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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