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The ornamental design for a drill head, as shown and described.
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The dashed lines found in
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 13 2015 | TaeguTec, Ltd. | (assignment on the face of the patent) | / | |||
Feb 13 2015 | PARK, KEUN YOUNG | TAEGUTEC, LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 034961 | /0858 |
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