Portable electric piano
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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
Other references
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. |
- 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
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