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The ornamental design for a combination hammer drill, as shown and described.
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1.-2. Combination hammer drill
Broken lines illustrate disclaimed features and form no part of the claimed design.
Liu, Yuan, Koeniger, Tobias, Winckler, Julian, Aupperle, Heiko
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jan 20 2017 | Hilti Aktiengesellschaft | (assignment on the face of the patent) | / | |||
Jun 15 2018 | KOENIGER, TOBIAS | Hilti Aktiengesellschaft | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 046886 | /0866 | |
Jun 15 2018 | AUPPERLE, HEIKO | Hilti Aktiengesellschaft | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 046886 | /0866 | |
Jun 15 2018 | WINCKLER, JULIAN | Hilti Aktiengesellschaft | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 046886 | /0866 | |
Jun 15 2018 | LIU, YUAN | Hilti Aktiengesellschaft | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 046886 | /0866 |
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