USD298367SExpiredUtility

Helmet

88
Assignee: COOPER CANADA LTDPriority: Jun 1, 1986Filed: Feb 14, 1986Granted: Nov 1, 1988
Est. expiryJun 1, 2006(expired)· nominal 20-yr term from priority
Inventors:Roger M. Ball
88
PatentIndex Score
28
Cited by
2
References
1
Claims

Claims

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

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