MAGNETO WALL TELEPHONES
FOR USE ON MAGNETO CALL AND CLEAR SYSTEMS GIVING THE HIGHEST GRADE SERVICE UP TO THE MOST EXTREME CONDITIONS
Telephones AB 590 and AB. 590G are for use on very heavy bridging circuits.
Telephones AB 530, AB 535 and AB 590 are supplied with push button to cut out the ringer coils and short circuit the induction coil, so as to cut out the home bell when ringing out, and also to give increased reception efficiency during conversation.
Originally numbered as the Telephone 345.
In both the 1905 and 1912 Ericsson Telephone Catalogue
Last revised: October 01, 2019