TREPAC
TRANSISTORIZED EQUIPMENT-NAMELY, TELEPRINTER RELAYS, TELEGRAPH RELAYS, TELEPRINTER MOTOR CONTROLS, TONE OPERATED AND TIME DELAY RELAYS, COMPARATORS, MONITOR AND ALARM SYSTEMS, AUTOMATION CONTROLS, DATA SUBSETS REPEATERS, SWITCHING SYSTEMS, AND PARTS THEREOF, ALL THE FOREGOING BEING COMPONENTS OF TELEPRINTER SYSTEMS
Expired · April 6, 1966 · 72242863 ·