- Rainer E. Lotz
German record company . It was founded in Berlin in 1903 as the Gesellschaft für Drahtlose Telegraphie and specialized in electro-technical products; Telefunken was the brand name for radio receivers. In 1932 it bought Ultraphon, acquiring its entire stock of about 3000 metal masters recorded over the previous two and a half years. The repertory featured conductors such as Erich Kleiber and included recordings by dance bands, opera singers such as Joseph Schmidt and Michael Bohnen and instrumentalists such as Georg Kulenkampff. From ...