Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Commutateur-fr#Sense
Central-da#Sense
Välityslaite-fi#Sense
Switch-en#Sense
Vermittlungsstelle-de#Sense
Conmutador-es#Sense
Central telefónica-pt#Sense
Centrale-nl#Sense
Centralina-it#Sense
Μεταγωγέας-el#Sense
Växelstation-sv#Sense