USD267339SExpiredUtility

Combined air conditioning unit and duct system

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Assignee: CARRIER CORPPriority: May 19, 1980Filed: May 19, 1980Granted: Dec 21, 1982
Est. expiryMay 19, 2000(expired)· nominal 20-yr term from priority
Inventors:Theodore S. BoltonRichard D. LangJohn S. Burris
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PatentIndex Score
2
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined air conditioning unit and duct system, as shown.

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