Robot

Roll-sound performance device and method

Roller bridge saddle

Rotary damper

Rotary damper for generating damping force variable in dependenc

Rotary sound path selector valve for musical wind instruments

Rotary sound path selector valve with biased rotor

Rotary valve for a musical instrument

Rotary valve for brass wind instruments

Rotary valve for musical instruments

Rotary valve of brass instrument

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