USD273307SExpiredUtility
Electronic calculator
Est. expiryDec 26, 2001(expired)· nominal 20-yr term from priority
Inventors:Masafumi Yamagami
69
PatentIndex Score
10
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an electronic calculator, as shown and described.
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