USD427883SExpiredUtility

Combination lock

80
Assignee: LING CHONG-KUANPriority: Jul 15, 1999Filed: Jul 15, 1999Granted: Jul 11, 2000
Est. expiryJul 15, 2019(expired)· nominal 20-yr term from priority
Inventors:Chong-Kuan Ling
80
PatentIndex Score
22
Cited by
5
References
1
Claims

Claims

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

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