USD326514SExpiredUtility

Electronic air cleaner

89
Assignee: US NATURAL RESOURCESPriority: Feb 27, 1990Filed: Feb 27, 1990Granted: May 26, 1992
Est. expiryFeb 27, 2010(expired)· nominal 20-yr term from priority
Inventors:James D. Alsup, Jr.William J. SaundersEric H. AlbrechtRengaswamy Ramakrishnan
89
PatentIndex Score
36
Cited by
4
References
1
Claims

Claims

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

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