USD314820SExpiredUtility

Air duct boot

Assignee: SULLIVAN JOHN FPriority: May 22, 1987Filed: May 22, 1987Granted: Feb 19, 1991
Est. expiryMay 22, 2007(expired)· nominal 20-yr term from priority
76
PatentIndex Score
16
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an air duct boot, as shown and described.

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