Portable electric piano

- Gold Star Co., Ltd.
Description

FIG. 1 is a top, front and right side perspective view of a Portable Electric Piano showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

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

Referenced Cited
U.S. Patent Documents
D282850 March 4, 1986 Futami
D312651 December 4, 1990 Yamawaki
D313033 December 18, 1990 Mizushima
D313035 December 18, 1990 Katsuhara et al.
4653375 March 31, 1987 Honda et al.
Other references
  • Radio Shack Catalog, 1988, p. 52. W. Bell & Co. Catalog, 1987-1988, p. 220 (Yamaha PSS-470 Keyboard). Music Trades, Feb. 1989, p. 24, (Kaman's Matrix MX 6 Keyboard).
Patent History
Patent number: D322800
Type: Grant
Filed: Nov 29, 1989
Date of Patent: Dec 31, 1991
Assignee: Gold Star Co., Ltd. (Seoul)
Inventor: Chang S. Yun (Buchun-si)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Attorney: John P. White
Application Number: 7/443,642
Classifications