Roller stamp
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Claims
We claim the ornamental design for a roller stamp, as shown and described.
Type: Grant
Filed: Jul 20, 2012
Date of Patent: Apr 2, 2013
Assignee: Plus Corporation (Tokyo)
Inventors: Satoru Ono (Tokyo), Hideyuki Kitamura (Tokyo), Shoichi Soma (Tokyo)
Primary Examiner: Bridget L Eland
Application Number: 29/427,673