USD294270SExpiredUtility

Combined clipboard and calculator

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Assignee: DAH SUN ELECTRONICS COMPANY LTDPriority: Dec 5, 1984Filed: Mar 26, 1985Granted: Feb 16, 1988
Est. expiryDec 5, 2004(expired)· nominal 20-yr term from priority
Inventors:Danny Chan Chi Hung
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PatentIndex Score
7
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined clipboard and calculator, as shown and described.

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