USD247433SExpiredUtility

Headphone

Assignee: F D B PRODUCTIONSPriority: Mar 4, 1977Filed: Mar 4, 1977Granted: Mar 7, 1978

Est. expiryMar 4, 1997(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a headphone, as shown and described.

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