USD291448SExpiredUtility

Dual magnifying glass

Assignee: TAI-KAM WONGPriority: Jun 28, 1984Filed: Oct 24, 1984Granted: Aug 18, 1987
Est. expiryJun 28, 2004(expired)· nominal 20-yr term from priority
Inventors:Wong Tai-Kam
62
PatentIndex Score
15
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a dual magnifying glass, as shown.

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