USD574938SActiveUtility

Heat exchanger

61
Assignee: HAYWARD IND INCPriority: Apr 26, 2007Filed: Apr 26, 2007Granted: Aug 12, 2008
Est. expiryApr 26, 2027(~0.8 yrs left)· nominal 20-yr term from priority
Inventors:David P. MartinGang LiDavid L. Schardt
61
PatentIndex Score
12
Cited by
41
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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