USD405449SExpiredUtility

Headphone

92
Assignee: SONY CORPPriority: Dec 23, 1997Filed: Dec 23, 1997Granted: Feb 9, 1999
Est. expiryDec 23, 2017(expired)· nominal 20-yr term from priority
Inventors:Mitsuhiro NakamuraHirohisa Tanaka
92
PatentIndex Score
44
Cited by
8
References
1
Claims

Claims

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

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