Bows for musical instruments; Bridges for musical instruments; Cases for musical instruments; Catgut for musical instruments; Conductors' batons; Drums; Drumsticks; Horsehair for use in making violin bows; Kettledrum frames; Mallets for musical instruments; Mechanical pianos; Mouthpieces for musical instruments; Music synthesizers; Musical boxes; Pedals for musical instruments; Pegs for musical instruments; Piano keyboards; Piano strings; Picks for stringed instruments; Pipas; Plectrums; Robo...