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Musical instruments; Wind instruments; Organs [musical instruments]; Electronic musical instruments; Electric musical instruments; Drums [musical instruments]; Kettledrums; Bagpipes; String instruments; Brass instruments; Triangles [musical instruments]; Basses [musical instruments]; Mechanical musical instruments; Handbells [musical instruments]; Percussion instruments; Synthesizers [musical instruments]; Horns [musical instruments]; Trombones; Mutes for musical instruments; Keys for musical instruments; Strings for musical instruments; Bows for musical instruments; Mouthpieces for musical instruments; Pegs for musical instruments; Hats with bells [musical instruments]; Carillons [musical instruments]; Reeds [musical instruments]; Japanese traditional musical instruments; Keyboards for musical instruments; Electric carillons [musical instruments]; Cases for musical instruments; Pedals for musical instruments; Recorders [musical instruments]; Musical instruments for children; Bellows for musical instruments; Electric keyboards [musical instruments]; Stands for musical instruments; Bridges for musical instruments; Valves for musical instruments; Whistles [musical instruments]; Mallets for musical instruments; Steel drums [musical instruments]; Covers (Shaped -) for musical instruments; Electronic musical apparatus and instruments; Drum pedals [musical instruments]; Tuning apparatus for musical instruments; Rainmaker [musical instruments]; Metal bells [musical instruments]; Tongues [parts of musical instruments]; Musical instruments controlled by microprocessor; Western style musical instruments; Musical instruments controlled by computer; Rattles [musical instruments]; Horsehair for bows for musical instruments; Reeds for musical instruments; Colophony for stringed musical instruments; Mechanical, electric and electronic musical instruments; Bow nuts for musical instruments; Ebonite mouth pieces for musical instruments; Sheng [Chinese musical wind instruments]; Sticks for bows for musical instruments; Sound boards; Racks adapted to hold musical instruments; Tongues [reeds]; Music pitch pipes; Catgut for musical instruments; Sound effects pedals for musical instruments; Electronic apparatus for synthesising music [musical instrument]; Sound effects machines being musical instruments; Musical instruments incorporating arrangements for modifying audio signals; Musical instruments incorporating arrangements for producing audio signals