Electronic music keyboard

- Casio
Description

FIG. 1 is a front elevational view of an electronic music keyboard 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
3941023 March 2, 1976 Thomas et al.
Other references
  • Music Trades, vol. 132, Jul.-Dec. 1984, p. 23. Music Trades, Mar. 1985, p. 19. Music Trades, Feb. 1986, p. 29.
Patent History
Patent number: D307287
Type: Grant
Filed: Dec 7, 1987
Date of Patent: Apr 17, 1990
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Masaki Koide (Kunitachi)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/129,080
Classifications