Plunger rod
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The broken lines are for the purpose of illustrating environmental structure only and form no part of the claimed design.
Claims
The ornamental design for a plunger rod, as shown and described.
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Type: Grant
Filed: Jun 19, 2013
Date of Patent: Oct 7, 2014
Assignee: Daikyo Seiko, Ltd. (Sumida-ku, Tokyo)
Inventor: Hideaki Kawamura (Tokyo)
Primary Examiner: David Muller
Application Number: 29/458,402