|PORTABLE TELEPHONE FOR TERMINAL STATIONS No. 392
This instrument is similar to No. 390 but of lighter
construction, and fitted in a leather case with strong leather strap for carrying over the
Weight with battery 7.90 lbs.
Dimensions:- 7.5 in x 4 in x 7.5 in.
Price £5 1 0s.
Renumbered and also in the Ericsson 1911 catalogue as the MB 300.
Last revised: October 01, 2019