NATIONAL TELEPHONE COMPANY
B565

BATTERY INTERCOMMUNICATION TELEPHONES

SECRET SERVICE

TABLE SET

Pattern No. B565

Comprises - Hand Combination Transmitter and Receiver, Cord, Automatic Cradle-switch, Bell, Relay, Line Selector, Ringing Key, Induction Coil and Wall Rosette and Cord.

Produced in 5, 10, 15 & 20 line models.

This pattern instrument is the table form of Pattern No. B560 and embodies all the advantages mentioned therewith.
 
 
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Last revised: November 17, 2025

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