Electronic musical keyboard

- Casio
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Description

FIG. 1 is a top plan view of an electronic musical keyboard showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a top, front, right perspective view thereof.

Referenced Cited
U.S. Patent Documents
D265832 August 17, 1982 Kira et al.
D313031 December 18, 1990 Yamawaki
D313033 December 18, 1990 Mizushima
D313035 December 18, 1990 Katsuhara et al.
4653375 March 31, 1987 Honda et al.
Other references
  • Music Trades, Jul. 1987, p. 105. HFD 8/24/87, p. 48 (Casio SK-200 Keyboard).
Patent History
Patent number: D320804
Type: Grant
Filed: Jun 28, 1989
Date of Patent: Oct 15, 1991
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Yuji Ohki (Ohme)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/372,938
Classifications
Current U.S. Class: Keyboard Type (D17/1)