Claims (1)
Claim 1 (Independent)
The ornamental design for a heat exchange device as shown and described.
Full Description
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FIG. 1 is a top front perspective view of a heat exchange device;
FIG. 2 is a front view of the design shown in FIG. 1 ;
FIG. 3 is a first side view of the design shown in FIG. 1 ;
FIG. 4 is a rear view of the design shown in FIG. 1 ;
FIG. 5 is a second side view of the design shown in FIG. 1 ;
FIG. 6 is a top view of the design shown in FIG. 1 ; and,
FIG. 7 is a bottom view of the design shown in FIG. 1 .
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