USD267411SExpiredUtility

Electronic calculator

27
Assignee: CANON KKPriority: Feb 8, 1980Filed: Jul 31, 1980Granted: Dec 28, 1982
Est. expiryFeb 8, 2000(expired)· nominal 20-yr term from priority
Inventors:Takashi HirataKunio Hirase
27
PatentIndex Score
1
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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