USD337589SExpiredUtility

Earphone

Assignee: SONY CORPPriority: Jun 17, 1991Filed: Nov 25, 1991Granted: Jul 20, 1993

Est. expiryJun 17, 2011(expired)· nominal 20-yr term from priority

Inventors:Joh Wada

PatentIndex Score

119

Cited by

References

Claims

exact text as granted — not AI-modified

The ornamental design for an earphone, as shown and described.

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