USD317774SExpiredUtility

Electronic keyboard musical instrument

59
Assignee: YAMAHA CORPPriority: Nov 30, 1988Filed: May 23, 1989Granted: Jun 25, 1991
Est. expiryNov 30, 2008(expired)· nominal 20-yr term from priority
Inventors:Kazuyuki Mizushima
59
PatentIndex Score
8
Cited by
6
References
1
Claims

Claims

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

Join the waitlist — get patent alerts

Track USD317774S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.