USD287026SExpiredUtility
Perforating attachment for a printing press
Individually held — no corporate assignee on recordPriority: Aug 10, 1984Filed: Aug 10, 1984Granted: Dec 2, 1986
Est. expiryAug 10, 2004(expired)· nominal 20-yr term from priority
Inventors:William J. Herben
20
PatentIndex Score
1
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for perforating attachment for a printing press, as shown.
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