USD670298SActiveUtility

Rotational damper

Assignee: SHIMOZAKI KEIPriority: Mar 2, 2011Filed: Aug 30, 2011Granted: Nov 6, 2012
Est. expiryMar 2, 2031(~4.6 yrs left)· nominal 20-yr term from priority
Inventors:Kei Shimozaki
37
PatentIndex Score
3
Cited by
19
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a rotational damper, as shown and described.

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