Reed-holding device

Reentrant reverberation generator for an electronic musical inst

Reference frequency signal generator for tuning apparatus

Reflecting plates for resonating chamber

Reflector and drum

Register arrangement for an electronic musical instrument

Register arrangement for electronic musical instruments

Register switching device for a reed musical instrument

Register system for contrabassoon

Registration apparatus and method for electronic musical...

Regulating button mechanism for easily regulating escape...

Regulator for the controls the timbre and the volume of...

Reinforced drumhead

Reinforced music box

Reinforced musical drum rim

Reinforced musical instrument string

Reinforced neck for stringed musical instruments

Reinforced sound board used in musical instrument

Reinforced stringed musical instrument neck

Reinforcing braces for stringed musical instruments and...