Electronic musical keyboard instrument

- Casio
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Description

FIG. 1 is a front elevational view of an electronic musical keyboard instrument showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D265832 August 17, 1982 Kira et al.
D282850 March 4, 1986 Futami
D305772 January 30, 1990 Kitsuyu
3855894 December 1974 Thomas et al.
Other references
  • Music Trades, Sep. 1985, p. 43. Music Trades, Apr., 1987, p. 88 (Keytek K-30). Music Trades, Nov. 1987, p. 6 (Casio F2-1).
Patent History
Patent number: D312266
Type: Grant
Filed: Feb 22, 1988
Date of Patent: Nov 20, 1990
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Yoshie Shibasaki (Hino)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/158,354
Classifications
Current U.S. Class: Keyboard Type (D17/1)