Roller stamp
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The broken lines in the drawings illustrate portions of the roller stamp which form no part of the claimed design.
Claims
The ornamental design for a roller stamp, as shown and described.
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Type: Grant
Filed: Dec 22, 2017
Date of Patent: Jun 4, 2019
Assignee: Plus Corporation (Tokyo)
Inventors: Jin Sugiyama (Tokyo), Ryota Yokoto (Tokyo), Atsushi Tsukamoto (Tokyo), Hayato Horie (Tokyo)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Lauren D McVey
Application Number: 29/630,820