USD322252SExpiredUtility

Audio amplifier

Assignee: NAKAMICHI CORPPriority: Aug 10, 1989Filed: Aug 10, 1989Granted: Dec 10, 1991

Est. expiryAug 10, 2009(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for audio amplifier, as shown and described.

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