Machine and method for teaching music and piano

Machine and process for generating music from user-specified...

Machine and process for generating music from user-specified...

Machine composer for adapting pitch succession to musical backgr

Machine for changing the key of a stringed musical instrument

Machine head

Machine head for guitar

Machine head for guitars

Machine head for tuning a stringed instrument, especially a guit

Machine with which stringed instruments will be picked or...

Machine with which stringed instruments will be picked or...

Magic chorder

Magnetic and adjustable throw-off for snare drum

Magnetic field shaping in an acoustic pick-up assembly

Magnetic induction stringed instrument pickup

Magnetic mute system for violin family music instruments

Magnetic percussion suspension

Magnetic pick-up device for stringed musical instrument

Magnetic pick-up for stringed musical instrument

Magnetic pickup arrangement for stringed musical instrument