USD250575SExpiredUtility
Spool for winding webs of material
Individually held — no corporate assignee on recordPriority: Jan 29, 1976Filed: Jul 28, 1976Granted: Dec 19, 1978
Est. expiryJan 29, 1996(expired)· nominal 20-yr term from priority
Inventors:Osten H. Hakansson
30
PatentIndex Score
4
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a spool for winding webs of material, as shown.
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