U.S. federal trademark · Serial No. 73406827 · Reg. No. 065
Microcomputer Systems for the Operation of Railroad Signaling Units, Comprised of Input Signal Converters, Clock Pulse Generators, Comparators, Voltage Regulators, Memories, Checking Pulses, Checking Amplifiers, Signals and Switches, and Computer Programs, Recorded on Tapes, Disks or Cards
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.