Hammer drill
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The broken line showing of portions of the hammer drill in the drawings is included for illustrative purposes only and forms no part of the claimed design.
Claims
The ornamental design for a hammer drill, as shown and described.
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Type: Grant
Filed: Nov 23, 2011
Date of Patent: Aug 6, 2013
Assignee: Robert Bosch GmbH (Stuttgart)
Inventors: Jan Koalick (Leinfelden), Johannes Schnitzler (Reutlingen), Lars Schmid (Nuertingen), Hans-Peter Aglassinger (Esslingen)
Primary Examiner: Philip S Hyder
Assistant Examiner: Darlington Ly
Application Number: 29/407,224