USD441065SExpiredUtility

Vortex heater fan

97
Assignee: VORNADO AIR CIRCULATION SYSTEMPriority: Jan 14, 2000Filed: Jan 14, 2000Granted: Apr 24, 2001
Est. expiryJan 14, 2020(expired)· nominal 20-yr term from priority
Inventors:Glen W. EdigerKevin KellerMichael S. JossSteven C. Cozzolino
97
PatentIndex Score
81
Cited by
16
References
1
Claims

Claims

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

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