Computers; computer software; electrical and electronic apparatus and instruments all for receiving, processing, transmitting, storing or relaying input or output of data; office reprographic equipment; office overhead projectors, screens and slide projectors; electrical connectors, adaptors, switches, plugs, sockets and wire and cable; word processors; video display units; printout apparatus; apparatus for recording sound or for recording video; magnetic tapes bearing sound or video recordings; recording discs; tapes, discs, cards and wires, all for use with computer programmes; magnetic data carriers; spools and cartridges, all adapted for use with the aforesaid computer equipment; office weighing machines; calculating machines; cash registers; batteries; postage stamp meters; vacuum cleaners; parts and fittings for all the aforesaid; all included in Class 9.;