Electronic keyboard musical instrument

- Casio
Description

FIG. 1 is a front elevation view of an electronic keyboard musical instrument showing my new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a rear elevation view thereof.

Referenced Cited
U.S. Patent Documents
D312651 December 4, 1990 Yamawaki
D313034 December 18, 1990 Koide
D313035 December 18, 1990 Katsumara et al.
D322800 December 31, 1991 Yun
D325214 April 7, 1992 Hoshina
5157213 October 20, 1992 Kashio et al.
Foreign Patent Documents
3-203788 September 1991 JPX
Patent History
Patent number: D345990
Type: Grant
Filed: Jul 28, 1992
Date of Patent: Apr 12, 1994
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Hiroshi Nakatsuka (Tokyo)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/921,489
Classifications