Simulated escapement apparatus for electronic keyboard
Simulated piano action apparatus for electronic keyboard
Sliding actuator membrane switch for organ keyboard
Solenoid mounting system for a keyboard instrument
Split-keyboard midi controller
Stand structure for a keyed instrument
Stiffened key
Strike line adjuster
Stringed musical instrument body and neck composition and method
Supporting and pivot device made of plastic for keys of pianos,
System for balancing upright piano key mechanisms