Electronic piano
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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
Other references
| 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 |
- 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
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)