USD317931SExpiredUtility

Electronic musical keyboard

59
Assignee: CASIO COMPUTER CO LTDPriority: Dec 22, 1988Filed: Apr 3, 1989Granted: Jul 2, 1991
Est. expiryDec 22, 2008(expired)· nominal 20-yr term from priority
Inventors:Masaki KoideYumiko Ohashi
59
PatentIndex Score
8
Cited by
7
References
1
Claims

Claims

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

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