USD282484SExpiredUtility
Filter for air circulator
Individually held — no corporate assignee on recordPriority: Feb 24, 1983Filed: Feb 24, 1983Granted: Feb 4, 1986
Est. expiryFeb 24, 2003(expired)· nominal 20-yr term from priority
Inventors:Joseph M. Armbruster
88
PatentIndex Score
23
Cited by
11
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for filter for air circulator, as shown and described.
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