TWINPASS Trademark

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