Dented steel pipe
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The length of the dented steel pipe is indeterminate and thus its precise length is not claimed, and the dents are repeated at regular intervals throughout the length of the dented steel pipe.
Claims
The ornamental design for a dented steel pipe, as shown and described.
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Type: Grant
Filed: Sep 19, 2011
Date of Patent: Oct 2, 2012
Assignee: Nippon Steel Corporation (Tokyo)
Inventors: Yuki Motegi (Tokyo), Kunihiro Enomoto (Tokyo), Hiroyuki Mimura (Tokyo), Takashi Oosawa (Tokyo)
Primary Examiner: Eric Goodman
Attorney: Sughrue Mion, PLLC
Application Number: 29/401,980