Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Entlüfter-de#Sense
Udlufter-da#Sense
Purgador de aire o de gases-es#Sense
De-aerater-en#Sense
Desgasificador-pt#Sense
Εξαεριστικό-el#Sense
Εξαεριστήρας-el#Sense
Dégazeur-fr#Sense
Luftavskiljare-sv#Sense
Ontluchter-nl#Sense
Ilmanpoistin-fi#Sense