Electronic piano

- Yamaha Corporation
Description

FIG. 1 is a perspective view of an electronic piano, showing our new design, with the key cover and music rack in an open position;

FIG. 2 is a perspective view thereof, with the key cover and music rack in a closed position, the keys shown fragmentarily for ease of illustration;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a right side elevational view thereof, being a mirror image of the left side.

Referenced Cited
U.S. Patent Documents
D248694 July 25, 1978 Bontempi
D260098 August 4, 1981 Antonelli
D282850 March 4, 1986 Futami
D289411 April 21, 1987 Bellini
D289412 April 21, 1987 Bellini
D290370 June 16, 1987 Bellini
D308215 May 29, 1990 Katsuhara
Other references
  • Music Trade Mag., Oct. 1987, p. 9, Suzuki Ad. Music Trade Mag., Mar. 1988, p. 37, Gulbransen Ad. Music Trade Mag., Mar. 1988, p. 43, Kawai Ad. Music Trade Mag., May 1988, p. 51, Technics Ad.
Patent History
Patent number: D320404
Type: Grant
Filed: Nov 15, 1988
Date of Patent: Oct 1, 1991
Assignee: Yamaha Corporation (Shizuoka)
Inventors: Yasuo Yamawaki (Hamamatsu), Kazuyuki Mizushima (Hamamatsu)
Primary Examiner: Bernard Ansher
Assistant Examiner: Philip Hyder
Law Firm: Weingarten, Schurgin, Gagnebin & Hayes
Application Number: 7/271,765
Classifications
Current U.S. Class: Piano Or Cabinet Therefor (D17/7)