Musical instruments – Keyboard type
Patent
1989-06-02
1991-10-08
Ansher, Bernard
Musical instruments
Keyboard type
Patent
active
D03206114
REFERENCES:
patent: D282850 (1986-03-01), Futami
patent: D313032 (1990-12-01), Amiya
patent: D313035 (1990-12-01), Katsuhara et al.
patent: 4653375 (1987-03-01), Honda et al.
Evans Catalog, 1987-1988, p. 311 (Casio Keyboard, Item 4).
Ansher Bernard
Aronovich Adir
Casio Computer Co. Ltd.
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