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.
Beka Records Beka Records was a record label based in Germany, active from about 1903 to 1925. Before World War I, Beka also made gramophone records for the United Kingdom market under the Beka-Grand Records label. The company became a subsidiary of the Carl Lindström Company which was sold to the Columbia Graphophone Company in 1926.