USD388551SExpiredUtility

Safety helmet

76
Assignee: LU TUNG FENGPriority: Oct 24, 1995Filed: Oct 24, 1995Granted: Dec 30, 1997
Est. expiryOct 24, 2015(expired)· nominal 20-yr term from priority
Inventors:Tung-Feng Lu
76
PatentIndex Score
26
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a safety helmet, as shown and described.

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