Electronic keyboard instrument

Details Electronic keyboard instrument Electronic keyboard instrument

1998-07-22

1999-11-16

Nappi, Robert E.

Music

Instruments

Electrical musical tone generation

84 18, 84217, 84218, 84423R, 84720, G10C 312, G10C 316

Patent

active

059862025

ABSTRACT:
A silent electronic keyboard instrument for operation in conjunction with a synthesizer for transmitting sound only electronically to a headphone terminal, and exhibiting keyboard operation substantially duplicative of acoustic piano keyboard operation.

REFERENCES:
patent: 4217803 (1980-08-01), Dodds
patent: 4667563 (1987-05-01), Wakuda et al.
patent: 5247129 (1993-09-01), Nozaki et al.
patent: 5428186 (1995-06-01), Kaneko et al.
patent: 5679914 (1997-10-01), Niitsuma

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