USD276550SExpiredUtility

Electric fan

79
Assignee: HITACHI LTDPriority: Dec 4, 1981Filed: May 17, 1982Granted: Nov 27, 1984
Est. expiryDec 4, 2001(expired)· nominal 20-yr term from priority
Inventors:Shuichi KounoKatsuhiko NishiwakiKenichi Watanabe
79
PatentIndex Score
16
Cited by
6
References
1
Claims

Claims

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

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