USD311772SExpiredUtility

Electric fan

80
Assignee: N E NAT BATTERY FACTORY H K LTDPriority: Dec 30, 1988Filed: Dec 30, 1988Granted: Oct 30, 1990
Est. expiryDec 30, 2008(expired)· nominal 20-yr term from priority
Inventors:Chi W. Yang
80
PatentIndex Score
25
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electric fan, as shown and described.

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