USD247266SExpiredUtility
Hat having air chamber
Est. expiryAug 11, 1996(expired)· nominal 20-yr term from priority
Inventors:Yutaka Yoshida
41
PatentIndex Score
2
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4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a hat having an air chamber, substantially as shown and described.
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