USD281171SExpiredUtility

Electronic calculator

60
Assignee: SHARP KKPriority: Dec 26, 1981Filed: Jun 18, 1982Granted: Oct 29, 1985
Est. expiryDec 26, 2001(expired)· nominal 20-yr term from priority
Inventors:Masafumi YamagamiKeiji Sakata
60
PatentIndex Score
7
Cited by
4
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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