Patent
   D734431
Priority
Jul 25 2014
Filed
Jul 25 2014
Issued
Jul 14 2015
Expiry
Jul 14 2029
Assg.orig
Entity
unknown
0
14
n/a
The ornamental design for a “tube expander,” as shown and described.

FIG. 1 is a perspective view of a tube expander showing our new design;

FIG. 2 is an elevational view for both front side and rear side thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is another perspective view thereof.

Chen, Hui-Chen

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 15 2014CHEN, HUI-CHENCHAMP-AIR REFRIGERATION HARDWARE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0333960861 pdf
Jul 25 2014Champ-Air Refrigeration Hardware Co., Ltd.(assignment on the face of the patent)
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