ORTHODONTIC APPLIANCES - NAMELY, BRACKETS, [ BUCCAL TUBES, EXPANSION SCREWS, FACE BOWS, AND PARTS THEREFOR; WIRES, SPRINGS, GUIDEPINS, CLASPS, ARCHES, TUBES, DENTAL AND OTHER BANDS, WIRE-GAUZES, ELASTIC RINGS, AND STOP SCREWS, ALL FOR USE WITH ORTHODONTIC APPLIANCES ]

Semiconductor manufacturing machines and their component parts and fittings