Tll Industries, Inc.

James A Roach

Thomas J Smith

Emanuel J Pagliuca

James D Chermak

A network interface module for providing connection between a customer's equipment and the telephone company owned portion of the customer loop is provided with a miniaturized easily removable module which includes the overvoltage protection device and the circuitry necessary to provide a prescribed line test termination impedance having a particular characteristic signature to the telephone central office when a continuity test is made on a subscriber line.

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Altamonte Springs, FL, United States of America

James A Roach