Snake oil
Description:
HeliosType B.No. 23616Gepr. PVolt 220Mark on a capasitator inside the equipment 20 jul 1928(german patent no )D.R.G.M. No. 935569D.R.G.M. No. 935570D.R.G.M. = Deutsches Reich Gebrauchsmusterschutz(Sophus Deleurant tlf. aarhus 169 Elektrisk Etabl.) ( mark on the power supply)
