Commutators; Headphones; Loudspeakers; Microphones; Acoustic couplers; Apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; Battery chargers; Blank smart cards; Cabinets for loudspeakers; Computer keyboards; Computer peripheral devices; Computer operating programs, recorded; Electronic pens; Fire alarms; Geiger counters; Mouse pads; Sensor chips for scientific use; Wrist rests for use with computers; Blank integrated circuit...