USD337635SExpiredUtility

Heater fan

70
Assignee: PATTON ELECTRICPriority: Jun 3, 1992Filed: Jun 3, 1992Granted: Jul 20, 1993
Est. expiryJun 3, 2012(expired)· nominal 20-yr term from priority
Inventors:John W. SchindlerEdward W. Strubel, Jr.Joseph C. Carley
70
PatentIndex Score
15
Cited by
6
References
1
Claims

Claims

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

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