USD392071SExpiredUtility
Industrial helmet with an extended vision optical element
Est. expiryAug 6, 2016(expired)· nominal 20-yr term from priority
Inventors:Joseph J. Berke
77
PatentIndex Score
20
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1
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Claims
exact text as granted — not AI-modifiedThe ornamental design for an industrial helmet with an extended vision optical element, as shown and described.
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