Accumulators, electric; Bar code readers; Batteries, electric; Blank floppy computer discs; Calculating machines; Computer chips; Computer game software; Computer hardware; Computer keyboards; Computer memory devices; Computer peripheral devices; Data processing apparatus; Encoded identification bracelets, magnetic; Encoded key cards; Galvanic cells; Laptop computers; Memory cards for video game machines; Tablet computers; Toner cartridges, unfilled, for printers and photocopiers; Accumulator...