USD253197SExpiredUtility

Helmet

80
Assignee: KEMIRA OYPriority: Jul 7, 1977Filed: Dec 29, 1977Granted: Oct 23, 1979
Est. expiryJul 7, 1997(expired)· nominal 20-yr term from priority
Inventors:Jyrki Hannu Veli Jarvinen
80
PatentIndex Score
16
Cited by
1
References
1
Claims

Claims

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

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