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The ornamental design for a cord tightening device, as shown and described. |
FIG. 1 is a front view showing my new design for a cord tightening device,
FIG. 2 is a right side view thereof;
FIG. 3 is a bottom perspective view thereof;
FIG. 4 is a top perspective view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 03 2001 | MURATA, KOJI | YKK FRANCE | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012198 | /0909 | |
Apr 05 2001 | YKK Corporation | (assignment on the face of the patent) | / | |||
Sep 07 2001 | YKK FRANCE | YKK Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012187 | /0977 |
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