Electronic keyboard musical instrument

- Yamaha Corporation
Description

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

FIG. 2 is a top plan view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a left-side view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D313034 December 18, 1990 Koide
D317930 July 2, 1991 Mine et al.
D319835 September 10, 1991 Naito
D320613 October 8, 1991 Koide
D325213 April 7, 1992 Mizushima
D325214 April 7, 1992 Hoshina
D325596 April 21, 1992 Sakagami
D326106 May 12, 1992 Tatshumi
D326107 May 12, 1992 Amiya
4653375 March 31, 1987 Honda et al.
Other references
  • Hong Kong Enterprise Catalog, Oct. 1990 p. 182 (Model MC-7, Item 728).
Patent History
Patent number: D345369
Type: Grant
Filed: Jun 9, 1992
Date of Patent: Mar 22, 1994
Assignee: Yamaha Corporation (Shizuoka)
Inventor: Masafumi Ito (Hamamatsu)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Weingarten, Schurgin, Gagnebin & Hayes
Application Number: 7/895,399
Classifications