USD252767SExpiredUtility

Fan for anti-dust helmet

38
Assignee: ODELL RAYMONDPriority: Aug 18, 1976Filed: Jan 7, 1977Granted: Aug 28, 1979
Est. expiryAug 18, 1996(expired)· nominal 20-yr term from priority
Inventors:Raymond OdellBrian A. Lowe
38
PatentIndex Score
2
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a fan for anti-dust helmet, as shown.

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