Optical metronome with transparent sheet music

Details Optical metronome with transparent sheet music Optical metronome with transparent sheet music

1974-11-15

1976-03-09

Franklin, Lawrence R.

Music

Accessories

Teaching devices

G10G 100, G04F 502

Patent

active

039424049

ABSTRACT:
An optical metronome having a belt moved at a speed set for the music with vertical lines on the belt passing behind a transparent sheet with musical notations thereon in timed relationship according to the speed at which the notes are to be played.

REFERENCES:
patent: 825902 (1906-07-01), Gomme
patent: 1571110 (1926-01-01), Ebert et al.
patent: 1664010 (1928-03-01), Welch
patent: 1837944 (1931-12-01), Blum
patent: 2483570 (1949-10-01), Bergey
patent: 2915121 (1959-12-01), Bloom
patent: 3803971 (1974-04-01), Del Castillo

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