USD277601SExpiredUtility
Precooler for air conditioning unit
Individually held — no corporate assignee on recordPriority: Jun 1, 1982Filed: Jun 1, 1982Granted: Feb 12, 1985
Est. expiryJun 1, 2002(expired)· nominal 20-yr term from priority
Inventors:Dannial R. Freeman
17
PatentIndex Score
2
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a precooler for air conditioning unit, as shown and described.
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