USD560276SExpiredUtility

Heat exchanger

64
Assignee: CATACEL CORPPriority: Sep 13, 2005Filed: May 30, 2007Granted: Jan 22, 2008
Est. expirySep 13, 2025(expired)· nominal 20-yr term from priority
Inventors:William A. Whittenberger
64
PatentIndex Score
13
Cited by
23
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a heat exchanger, as shown and described.

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