09
Analogue and digital information systems as well as
safety-engineering systems, communication systems and
management systems, namely intercom-systems, public
address-loudspeaker systems, in particular loudspeaker
systems for industrial facilities, railway stations and
tunnels; industrial telecommunication systems
(multifunctional communication systems), in particular for
public transportation services and railways; crane
intercommunication systems; emergency call systems; electric
and electronic surveillance and warning systems, in
particular emergency warning systems, industrial warning
systems, alarm systems, video surveillance systems, security
systems, namely electric and electronic systems with
increased operational safety as well as electric and
electronic systems for checking electronic assembly groups
and for the output of warning signals, in particular in
connection with fire alarm systems; remote control systems;
aforementioned systems essentially consisting of switching
equipment, in particular central exchanges, electronic
concentrators for speech communication, communication
servers, video servers, management servers; electric and
electronic terminal equipments, in particular emergency and
information telephones, intercom stations, in particular
intercom stations for two way half duplex communication
links (WL), driver's cab intercom stations, namely phones,
loudspeakers and power amplifiers, monitors, personal
computers, sensors, actuators, plant radio devices,
evaluators, text/voice memories including automatic play
back devices, electronic controllers for video technology,
video recording devices, terminals used in hazardous areas,
switchboards
42
Software development for information technology and safety
engineering