USD303124SExpiredUtility

Data pen

81
Assignee: LI ROBERT S KPriority: Oct 6, 1986Filed: Oct 6, 1986Granted: Aug 29, 1989
Est. expiryOct 6, 2006(expired)· nominal 20-yr term from priority
Inventors:Robert Li
81
PatentIndex Score
20
Cited by
6
References
1
Claims

Claims

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

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