Rotary valves for brass wind instruments
Rotatable drumstick tether
Rotatable musical instrument stand
Rotatable pick-up head for electric guitar
Rotating electrical stringed instrument
Rotating fabric-covered box
Rotating multi-stem instrument bracket
Rotation resistance device for a bolt of a tightening device of
Rotation-driven structure for music box
Rotationally balanced drumstick
Rotationaly limited air driven tone generator
Rubber pad for electronic percussion instrument and...
Ruler for composing or decomposing the chords for any polyphonic
Rythm rate and tempo monitor for electronic musical instruments