USD311486SExpiredUtility
Spool hub connector unit
Individually held — no corporate assignee on recordPriority: Feb 6, 1987Filed: Feb 6, 1987Granted: Oct 23, 1990
Est. expiryFeb 6, 2007(expired)· nominal 20-yr term from priority
Inventors:Joe G. Hickman
68
PatentIndex Score
22
Cited by
17
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a spool hub connector unit, as shown and described.
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