USD396245SExpiredUtility

Combined three hole punch and ruler

31
Assignee: NG SAI KEUNGPriority: Sep 26, 1997Filed: Sep 26, 1997Granted: Jul 21, 1998
Est. expirySep 26, 2017(expired)· nominal 20-yr term from priority
Inventors:Sai Keung Ng
31
PatentIndex Score
7
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined three hole punch and ruler, as shown and described.

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