By what name was the city, in which the company Prior Radiofabrikk was located, known from 1877 until 1925 ?
Prior Radiofabrikk Prior Radiofabrikk was a radio manufacturing company in Oslo, Norway.
Altstadt, Hamburg Altstadt (] , literally: "Old town"), more precisely Hamburg-Altstadt – as not to be mistaken with Hamburg-Altona-Altstadt – is one of the inner-city districts of the Free and Hanseatic City of Hamburg, Germany.