USD333866SExpiredUtility

Heater fan

Assignee: DURACRAFT CORPPriority: Dec 26, 1991Filed: Dec 26, 1991Granted: Mar 9, 1993

Est. expiryDec 26, 2011(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a heater fan, as shown and described.

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