Hammer
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The broken line showing the top, bottom, and side portions of the hammer in
Claims
The ornamental design for a hammer, as shown and described.
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Type: Grant
Filed: Nov 23, 2009
Date of Patent: Sep 20, 2011
Assignee: Caterpillar Inc. (Peoria, IL)
Inventors: Lauritz P. Pillers, II (McGregor, TX), Francis D. Theobalds (London), James G. Nickels (McGregor, TX), Tommie L. Craven (Belton, TX)
Primary Examiner: Mark Goodwin
Application Number: 29/350,777