USD403231SExpiredUtility

Combination lock

62
Assignee: YU CHUN-TEPriority: Oct 27, 1997Filed: Oct 27, 1997Granted: Dec 29, 1998
Est. expiryOct 27, 2017(expired)· nominal 20-yr term from priority
Inventors:Chun-Te Yu
62
PatentIndex Score
11
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combination lock, as shown.

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