USD314902SExpiredUtility

Letter opener

Assignee: HUANG HARRISONPriority: Dec 8, 1988Filed: Dec 8, 1988Granted: Feb 26, 1991
Est. expiryDec 8, 2008(expired)· nominal 20-yr term from priority
Inventors:Harrison Huang
36
PatentIndex Score
1
Cited by
1
References
1
Claims

Claims

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

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