Musical instruments – Keyboard type
Patent
1992-06-29
1994-03-22
Ansher, Bernard
Musical instruments
Keyboard type
D17 5
Patent
active
D03453715
REFERENCES:
patent: D317774 (1991-06-01), Mizushima
patent: D317931 (1991-07-01), Koide et al.
patent: D318058 (1991-07-01), Koide
patent: D320033 (1991-09-01), Hoshina
patent: D325213 (1992-04-01), Mizushima
patent: D325214 (1992-04-01), Hoshina
patent: D325596 (1992-04-01), Sakagami
patent: D325597 (1992-04-01), Sakagami
patent: D326106 (1992-05-01), Tatshumi
patent: D326107 (1992-05-01), Amiya
patent: 4653375 (1987-03-01), Honda et al.
The Music Trades, Jan. 1986, p. 102 (Hohner's PK 250 Keyboard).
Hong Kong Toys, 1987, p. 90 (Keyboard, Item 886).
Ansher Bernard
Aronovich Adir
Yamaha Corporation
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