Plug for the interior of a tube
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The broken line showing of the tube and the jig for removing the plug from the tube is included for the purpose of illustrating use and environment and forms no part of the claimed design.
Claims
The ornamental design for a plug for the interior of a tube, as shown and described.
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Type: Grant
Filed: Feb 24, 2009
Date of Patent: Oct 6, 2009
Assignee: Sumitomo Metal Industries, Ltd. (Osaka)
Inventors: Yuji Abe (Hyogo), Tomio Yoshino (Hyogo)
Primary Examiner: T. Chase Nelson
Assistant Examiner: David G Muller
Attorney: Eaton Peabody Patent Groups, LLC
Application Number: 29/332,731