USD290997SExpiredUtility

Electric fan

91
Assignee: HITACHI LTDPriority: Oct 21, 1985Filed: Dec 26, 1985Granted: Jul 21, 1987
Est. expiryOct 21, 2005(expired)· nominal 20-yr term from priority
Inventors:Toshiyuki UtsukiShuichi KounoKazunori YanagisawaYasuo Tsumurai
91
PatentIndex Score
36
Cited by
4
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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