Musical instruments – Keyboard type
Patent
1992-07-28
1994-04-05
Ansher, Bernard
Musical instruments
Keyboard type
D17 5
Patent
active
D03457532
REFERENCES:
patent: D312651 (1990-12-01), Yamawaki
patent: D313034 (1990-12-01), Koide
patent: D320612 (1991-10-01), Ohki
patent: D322800 (1991-12-01), Yun
patent: D325214 (1992-04-01), Hoshina
patent: 5157213 (1992-10-01), Kashio et al.
Hong Kong Enterprise Catalog, Oct. 1990, p. 182 (Electronic Keyboard, Item 734).
Ansher Bernard
Aronovich Adir
Casio Computer Co. Ltd.
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