USD397796SExpiredUtility

Hearing aid

97
Assignee: CITIZEN WATCH CO LTDPriority: Jul 1, 1997Filed: Sep 18, 1997Granted: Sep 1, 1998
Est. expiryJul 1, 2017(expired)· nominal 20-yr term from priority
Inventors:Isao YabeAkira YanagisawaToshibumi Wakayama
97
PatentIndex Score
188
Cited by
15
References
1
Claims

Claims

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

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