USD310712SExpiredUtility
Fan heater
Assignee: OFICINA DE INVESTIG AGRUPADA S APriority: Jun 21, 1988Filed: Dec 20, 1988Granted: Sep 18, 1990
Est. expiryJun 21, 2008(expired)· nominal 20-yr term from priority
Inventors:Miguel L. Del Fresno
78
PatentIndex Score
18
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a fan heater, as shown and described.
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