USD316726SExpiredUtility

Ball point pen

89
Assignee: PENTEL KKPriority: Dec 25, 1987Filed: Jun 23, 1988Granted: May 7, 1991
Est. expiryDec 25, 2007(expired)· nominal 20-yr term from priority
Inventors:Kunio Itoh
89
PatentIndex Score
28
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ball point pen, as shown and described.

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