USD420661SExpiredUtility

Audio processing device

76
Assignee: SONY CORPPriority: Sep 11, 1997Filed: Sep 11, 1997Granted: Feb 15, 2000
Est. expirySep 11, 2017(expired)· nominal 20-yr term from priority
Inventors:Eiji ShintaniHisanori Narita
76
PatentIndex Score
19
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an audio processing device, as shown and described.

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