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The ornamental design for office chair, as shown and described.
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FIG. 1 is a perspective view of a office chair showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left view thereof; the opposite side being a mirror image of the shown.
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 12 2006 | WU, HSIU-HSUEH | MAXIFREE INTERNATIONAL CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 017649 | /0062 |
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