G04F5/027

ELECTROMAGNETIC SCANNING METRONOME
20220284872 · 2022-09-08 ·

An electromagnetic scanning metronome comprises a laser to produce a beam of light, and comprises a surface to reflect the beam of light to produce a visible line of light which extends over an image of sheet music. The metronome includes apparatus to move the laser and visible line of light from left to right with respect to the image of sheet music.

Electromagnetic scanning metronome
12254853 · 2025-03-18 ·

An electromagnetic scanning metronome comprises a laser to produce a beam of light, and comprises a surface to reflect the beam of light to produce a visible line of light which extends over an image of sheet music. The metronome includes apparatus to move the laser and visible line of light from left to right with respect to the image of sheet music.