Patent
   D696211
Priority
Oct 14 2011
Filed
Feb 24 2012
Issued
Dec 24 2013
Expiry
Dec 24 2027
Assg.orig
Entity
unknown
0
23
n/a
The ornamental design for a heat exchange tube, as shown and described.

FIG. 1 is a front, right perspective of the heat exchange tube showing our new design;

FIG. 2 is a front view thereof, the rear view being a mirror image thereof;

FIG. 3 is a left side view thereof, the right side view being a mirror image thereof;

FIG. 4 is a top plan view thereof, the bottom plan view being a mirror image thereof; and,

FIG. 5 is a reference view thereof illustrating a state in which the subject design is combined wherein the broken lines shown are for illustrative purposes only and forms no part of the claimed design.

Lee, Dong Ha, Ryoo, Byung Hee

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Feb 24 2012Korea Bundy Co., Ltd.(assignment on the face of the patent)
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