Exterior structure for keyboard instrument
Exterior structure for keyboard instrument
Graphic/tactile musical keyboard and nomographic music notation
Hammer for electronic keyboard instrument
Hi-hat cymbal stand
Housing structure of electronic keyboard musical instrument
Housing structure of electronic keyboard musical instrument
In-line keyboard
Insertable musical keyboard device with moving inserts to...
Insertable piano/keyboard strip for sensing key movement
Instructional device and method for piano or other musical...
Key actuating apparatus
Key and keyboard
Key apparatus for electronic musical instrument
Key bed for a piano or the like
Key covers formed of ivory substitute and pianos having same
Key device for electronic keyboard musical instrument
Key for keyboard instrument
Key for keyboard instrument having a perspiration-absorbing surf
Key for musical instrument