USD423528SExpiredUtility

Drill chuck

43
Assignee: YUKIWA SEIKO KKPriority: Jul 21, 1999Filed: Jul 21, 1999Granted: Apr 25, 2000
Est. expiryJul 21, 2019(expired)· nominal 20-yr term from priority
Inventors:Akira Sakamaki
43
PatentIndex Score
4
Cited by
2
References
1
Claims

Claims

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

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