USD451005SExpiredUtility

Cord tightening device

81
Assignee: YKK CORPPriority: Oct 5, 2000Filed: Apr 5, 2001Granted: Nov 27, 2001
Est. expiryOct 5, 2020(expired)· nominal 20-yr term from priority
Inventors:Koji Murata
81
PatentIndex Score
15
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cord tightening device, as shown and described.

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