connectors [electricity]; speed checking apparatus for vehicles; radios; audio- and video-receivers; heliographic apparatus; data processing apparatus; intercommunication apparatus; computer memory devices; apparatus and instruments for physics; steering apparatus, automatic, for vehicles; sound transmitting apparatus; sound recording apparatus; integrated circuits; semiconductors; chips [integrated circuits]; materials for electricity mains [wires, cables]; computer peripheral devices; central processing units [processors]; transponders; USB flash drives