USD267440SExpiredUtility
Ear muff attachment for a safety helmet
Individually held — no corporate assignee on recordPriority: May 14, 1980Filed: Nov 13, 1980Granted: Jan 4, 1983
Est. expiryMay 14, 2000(expired)· nominal 20-yr term from priority
Inventors:Bo G. Lonnstedt
39
PatentIndex Score
2
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an ear muff attachment for a safety helmet, as shown.
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