9 Electronic switch controllers for automatic doors; remote control telemetering machines and instruments; electronic machines, namely, computers for controlling the speeds of railroad trains and apparatuses in the nature of computers for controlling road traffic signaling equipment; current rectifiers; electric transformers; induction voltage regulators; electric relays; wire communication machines, namely, open wire transmission machines and apparatus for telecommunication, namely, telecommunications cables; single channel radio communication machines and apparatus for fixed stations; vehicular radio communication machines and apparatus in the nature of radios, radio receivers, radio transmitters; radio machines and apparatus, namely, antennas; parts and accessories for telecommunication machines and apparatus, namely, microphones, pickups, fuses, headphones, loudspeakers, electric capacitors and electric connectors; computers; simulators for the steering and control of vehicles; luminous or mechanical road signs; power distribution and control machines and apparatus, namely, electrical power distribution units; electrical power supplies; high frequency power supply apparatus, namely, high-frequency switching power supplies; impedance matching devices, namely, electricity router for measuring, managing and optimizing energy loads for establishing load resistance matching between a power supply unit for supplying power to a load and units on the load side; traffic-light apparatus signalling devices; railway traffic safety appliances, namely, sensors and detector units for use in controlling the actuation and operation of railway safety apparatus and equipment; railway signal apparatus, luminous or mechanical, namely, train boots systems comprised of traffic lights, railway signals, and substation systems to supply electric power to trains through the railroad tracks comprised of electric power converters, electric power transformers, rectifiers, and switchgears; railroad crossing flashing safety lights and rotating, flashing and steady safety railway light and acoustic alarm signals; optical obstacle detection sensors; signaling apparatus and instruments, namely, railway signals used in railway and metro tracks to detect in a reliable way the presence of a train on a track circuit; railway level crossing barriers, namely, crossing bars in the nature of railway signals affixed to automated security gates for use at railroad crossings; electric, electronic, computer-based and processor-based control devices and control systems comprised of electronic controllers, electric sensors for platform door systems, for doors and for boarding aids for rail vehicles, and for signaling installations; automatic electrical train controllers; rail passenger information systems comprised of computer hardware and peripherals providing electronic display of passenger and train information, integrated software for recording, processing, analyzing and displaying passenger and train information; train traffic management devices, namely, computers; bus traffic management devices, namely, computers; printed circuit boards; printed circuits; derived-unit measuring machines and apparatus; railway signal control device; computer controlled railway signal control device; railway signaling safety equipment, namely, railway signals; electronic signaling mechanism, namely, a train control system used in the railway industry for detecting and controlling trains, ground faults, broken rails, power failures, track switches and lights; electric and magnetic meters, namely, power meters, ampere meters, volt meters, watt meters, watt-hour meters, insulation resistance meters; car detectors in the name of traffic sensors for measuring vehicle traffic flow and actuated and pre-timed traffic signal controllers; electro-dynamic apparatus for the remote control of railway points; electrical control apparatus for railway branching device; coin-operated mechanisms for operating gates for car parks