Sealing ring
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The broken lines shown in the drawings illustrate portions of the sealing ring that form no part of the claimed design.
Claims
The ornamental design for a sealing ring, as shown and described.
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Type: Grant
Filed: Oct 3, 2017
Date of Patent: Dec 11, 2018
Assignee: EBARA CORPORATION (Tokyo)
Inventor: Matsutaro Miyamoto (Tokyo)
Primary Examiner: Eric L Goodman
Assistant Examiner: Amy C Wierenga
Application Number: 29/619,895