NATIONAL TELEPHONE COMPANY
B455

BATTERY INTERCOMMUNICATION TELEPHONES

TABLE SET

Pattern No. B455

Comprises - Granular Carbon Trans'mitter, Watch Receiver, Cord, Automatic Switch-hook, Induction Coil, Buzzer, Push Button, Line Selector and Wall Rosette and Cord.

5, 10, 15 & 20 line models.
 

Last revised: July 07, 2020