Cushion material
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The features shown in broken lines depict environmental subject matter only and form no part of the claimed design.
The dot-dash broken lines represent the boundaries of the design and form no part of the claim.
Claims
The ornamental design for a cushion material, as shown and described.
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Type: Grant
Filed: Mar 29, 2019
Date of Patent: Oct 11, 2022
Assignee: NISHIKAWA CO., LTD. (Tokyo)
Inventors: Ko Tajima (Tokyo), Yoji Shimura (Tokyo), Akihiko Kawasaka (Tokyo)
Primary Examiner: R. Johnson
Application Number: 29/685,736