Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4826002
Is Reference of Diaframma resistente al fuoco-it#Sense
Αντιπυρικό διάφραγμα-el#Sense
Tulenkestävä väliseinä-fi#Sense
Fire-resistant diaphragm-en#Sense
Vuurbestendig schot-nl#Sense