USD344227SExpiredUtility

Letter opener

60
Assignee: HSU NICKPriority: Oct 21, 1991Filed: Oct 21, 1991Granted: Feb 15, 1994
Est. expiryOct 21, 2011(expired)· nominal 20-yr term from priority
Inventors:Nick Hsu
60
PatentIndex Score
9
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for letter opener, as shown.

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