Patent
   D857183
Priority
May 21 2015
Filed
Nov 16 2015
Issued
Aug 20 2019
Expiry
Aug 20 2034
Assg.orig
Entity
unknown
7
19
n/a
The ornamental design for a heat exchanger tube, as shown and described.

FIG. 1 is a perspective view of a heat exchanger tube;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof, the opposite side being a mirror image of the side shown herein;

FIG. 5 is a top view thereof, the opposite side being an identical image of the side shown herein; and,

FIG. 6 is a cross-sectional view taken along line 6-6 in Fig. 2 thereof.

In the drawings, the broken lines depict unclaimed portions of the design only and form no part of the claimed design.

Sakae, Akira

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//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 25 2015SAKAE, AKIRAKABUSHIKI KAISHA KOBE SEIKO SHO KOBE STEEL, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0370490814 pdf
Nov 16 2015Kobe Steel, Ltd.(assignment on the face of the patent)
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