Alarm bells, electric; alarms; fire alarms; anti-theft warning apparatus; signal bells; bells (warning devices); camcorders; cinematographic cameras; cameras (photography); closed circuit television surveillance cameras for detecting intruders, criminal activity or fire; computer keyboards; computer memories; computer operating programs, recorded; computer peripheral devices; computer programmes (programs), recorded; computer programs (downloadable software); computer software (recorded); control panels (electricity); digital video recorders; disk drives (for computers); disks (magnetic); encoded cards, magnetic; encoders (magnetic); eyeglass cases; eyepieces; instruments containing eyepieces; film cutting apparatus; editing appliances for cinematographic films; films, exposed; integrated circuit cards (smart cards); integrated circuits; intercommunication apparatus; interfaces (for computers); optical lenses; magnetic data media; magnetic encoders; magnetic tape units (for computers); monitoring apparatus, electric; monitors (computer programs); record players; remote control apparatus; sound recording discs; television cameras for surveillance; theft prevention installations, electric; video surveillance cameras; all included in this class