9 blank magnetic data carriers, recording discs, namely blank discs for computers, floppy and hard discs for computers; calculators and adding machines, data processors, computers; electric, electronic or solar powered apparatus and instruments, namely for radio linked alarm and security systems, and parts and accessories therefor, namely telephone transmitters, radio transmitters, remote control units, door or window opening detectors, motion detectors, burglar, fire and anti-intrusion alarms and sirens, and central processor units for processing multiple inputs, electrical and electronic equipment for the remote and automatic operation of gates, doors, shutters, blinds and/or windows; electrical or electronic video monitors and control units for surveillance systems for personal protection and for use in security of buildings and facilities; regulators for water or gas pipes