U.S. federal trademark · Serial No. 76195587 · Reg. No. 2759550
RAILROAD CONTROL SYSTEMS CONSISTING OF CONTROL PANELS, WIRE BASED AND RADIO BASED CONTROLLERS, COMPUTERS, PRINTERS, MONITORS, INPUT/OUTPUT DEVICES, namely, SIGNAL RELAYS, SIGNAL CONVERTERS, MICROPROCESSORS, DISCRETE INPUTS/OUTPUTS, TRACK CIRCUITS, SIGNAL LAMPS, FIELD DETECTORS, AND [ CROSSING WARNING SENSORS AND DISPLAYS; ] SWITCH MACHINES; AND COMPUTER SOFTWARE TO CONTROL RAILROAD SYSTEMS
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