USD411563SExpiredUtility

Electronic keyboard musical instrument

63
Assignee: YAMAHA CORPPriority: Feb 26, 1997Filed: Aug 26, 1997Granted: Jun 29, 1999
Est. expiryFeb 26, 2017(expired)· nominal 20-yr term from priority
Inventors:Sunao Okamura
63
PatentIndex Score
12
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for electronic keyboard musical instrument, as shown.

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