USD317358SExpiredUtility
Plenum unit for distribution of air or water
Individually held — no corporate assignee on recordPriority: May 4, 1988Filed: May 4, 1988Granted: Jun 4, 1991
Est. expiryMay 4, 2008(expired)· nominal 20-yr term from priority
Inventors:John O. Spendrup
36
PatentIndex Score
7
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a plenum unit for distribution of air or water, as shown and described.
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