TRANSITEL
ELECTRICAL APPARATUS COMPRISING SOLID-STATE ANNUNCIATORS, TELEDIGITIZERS, ANALOG-TO-DIGITAL CONVERTERS, ALARM SEQUENCE RECORDERS, DATA LOGGERS FOR RECORDING COMPUTING AND CONTROL OPERATIONS, CARD AND DOCUMENT READING DEVICES, POWER SUPPLIES, AMPLIFIERS, SERVO CONTROL DEVICES AND COMPONENTS AND ATTACHMENTS THEREOF
Expired · November 5, 1963 · 72180541 ·