Musical instruments – Keyboard type
Patent
1989-09-29
1991-09-24
Ansher, Bernard
Musical instruments
Keyboard type
Patent
active
D03202186
REFERENCES:
patent: D313032 (1990-12-01), Amiya
patent: D313033 (1990-12-01), Mizushima
patent: D313035 (1990-12-01), Katsuhara et al.
patent: 4653375 (1987-03-01), Honda et al.
HFD, 8/24/87, p. 48, (Casio SK-200 Keyboard).
Ansher Bernard
Aronovich Adir
Casio Computer Co. Ltd.
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