US D560,276 S | ||
Heat exchanger | ||
William A. Whittenberger, Leavittsburg, Ohio (US) | ||
Assigned to Catacel Corp., Garrettsville, Ohio (US) | ||
Filed on May 30, 2007, as Appl. No. 29/280,526. | ||
Application 29/280526 is a continuation of application No. 11/225763, filed on Sep. 13, 2005. | ||
Term of patent 14 Years | ||
LOC (8) Cl. 23 - 04 |
U.S. Cl. D23—386 |
The ornamental design for a heat exchanger, as shown and described. |