Electronic keyboard musical instrument

- Yamaha Corporation
Description

FIG. 1 is a top front perspective view of a keyboard musical instrument showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view; and,

FIG. 7 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D305772 January 30, 1990 Kitsuyu
D313033 December 18, 1990 Mizushima
D314204 January 29, 1991 Yamawaki
D317930 July 2, 1991 Mine et al.
4653375 March 31, 1987 Honda et al.
Other references
  • Music Trades, Oct. 1988, p. 49 (Casio H2-600 Keyboard). Music Trades, Feb., 1989, p. 62 (Peavy Keyboard).
Patent History
Patent number: D326107
Type: Grant
Filed: Jan 25, 1990
Date of Patent: May 12, 1992
Assignee: Yamaha Corporation
Inventor: Eizo Amiya (Hamamatsu)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Ostrolenk, Faber, Gerb & Soffen
Application Number: 7/470,512
Classifications