USD292331SExpiredUtility
Electrically heated ear muff
Individually held — no corporate assignee on recordPriority: Apr 22, 1985Filed: Apr 22, 1985Granted: Oct 13, 1987
Est. expiryApr 22, 2005(expired)· nominal 20-yr term from priority
Inventors:Marvin P. Bryant
72
PatentIndex Score
21
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an electrically heated ear muff, as shown and described.
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