Railway traffic safety appliances, namely, sensors and detector units for use in controlling the actuation and operation of railway safety apparatus and equipment; railway traffic safety appliances, namely, railway signals, electro-dynamic apparatus for the remote control of railway points; audio- and video-receivers; electric and electronic video surveillance installations; video monitors; photographic cameras; electric wires and cables; electronic chips for the manufacture of integrated circuits; electric sensors; touchscreen sensors; timing sensors; vibration sensors; temperature sensors; optical sensors; piezoelectric sensors; regulating apparatus, electric; voltage regulators for electric power; electric light dimmers; fluorescent screens; video screens; optical fibres; light conducting filaments; gloves for protection against x-rays for industrial purposes; acoustic sound alarms; smoke detectors; electrified fences; parking meters; attendance registering machines; electronic key fobs being remote control apparatus; electronic apparatus for the remote control of industrial operations; remote controls for air-conditioning apparatus; x-ray apparatus not for medical purposes; x-ray security screening machines; electronic apparatus for testing the curing and drying of elastomeric materials; electronic apparatus for testing compression, strength, hardness and tensile characteristics of industrial materials; stroboscopes; metal detectors for industrial or military purposes; mechanisms for coin-operated apparatus; luminous traffic signals; flashing safety lights; signal bells; electro-dynamic apparatus for the remote control of signals