TELEPHONE No. AB 711 & AB 712
AB 711 & AB 712
Magneto wall telephones with battery compartment
AB711 - 4 magnet generator (RH 4381)
When the handle of the generator is turned the bell is cut out. Two dry cells RK 220 are required.
Taken from the L. M. Ericsson Telephones and Signalling Material Catalogue No. 188 (1934)
Last revised: September 30, 2019