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heat sink, in particular for transformers with umlaufkühlung by means perpendicular to the gefässwände a, from a obern and their sammelrohr and there was straightforward,in a plane running perpendicul
heat sink, in particular for transformers with umlaufkühlung by means perpendicular to the gefässwände a, from a obern and their sammelrohr and there was straightforward,in a plane running perpendicul
