Piano with sound-enhancing system

Details Piano with sound-enhancing system Piano with sound-enhancing system

1976-02-05

1977-11-15

Witkowski, Stanley J.

Music

Instruments

84 109, 84 116, 84 127, 84DIG1, 84DIG24, G10H 100, G10H 302

Patent

active

040580458

ABSTRACT:
A piano having a sound-enhancing system incorporating transducers, amplifiers and loud speakers, all incorporated into or upon the piano.

REFERENCES:
patent: 2001392 (1935-05-01), Miessner
patent: 2045917 (1936-06-01), Miessner
patent: 2513109 (1950-06-01), Roth
patent: 2530252 (1950-11-01), Luberoff
patent: 2856805 (1958-10-01), Babicky
patent: 3429976 (1969-02-01), Tomcik
patent: 3553336 (1971-01-01), Markowitz

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