NATIONAL TELEPHONE COMPANY
B245


BATTERY WALL SETS

Pattern No. B245


Each comprises - Granular Carbon Transmitter, Double Pole Receiver, Cord, Automatic Switch-hook, Induction Coil, Bell (fitted on backboard), and Push Button.

Patterns Nos. B240 and B245 (pictured)

These illustrations show complete Telephone Sets made up in a most compact form. Both can be confidently recommended as being well made, useful, and very suitable for short lines in private residences, hotels, offices, etc. Calling is effected by means of a battery.

Pattern No. B240 has the transmitter fitted inside the case.

Pattern No. B245 has the transmitter fitted outside the case, with projecting mouthpiece.

B240 was B39 in the 1903 Catalogue.
B245 was B40 in the 1903 Catalogue.
 

 
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Last revised: July 07, 2020

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