USD361409SExpiredUtility

Safety helmet

Assignee: HO CHANG-HSIENPriority: Sep 24, 1993Filed: Sep 24, 1993Granted: Aug 15, 1995
Est. expirySep 24, 2013(expired)· nominal 20-yr term from priority
Inventors:Chang-Hsien Ho
91
PatentIndex Score
35
Cited by
10
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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