USD306456SExpiredUtility

Pocket calculator

41
Assignee: DAH SUN ELECTRONICS COMPANY LTDPriority: Feb 19, 1987Filed: Jul 27, 1987Granted: Mar 6, 1990
Est. expiryFeb 19, 2007(expired)· nominal 20-yr term from priority
Inventors:Chi-Hung Chan
41
PatentIndex Score
3
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pocket calculator, as shown.

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