Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/68
Is Reference of Mattone silico-alluminoso-it#Sense
Tijolo refratário-pt#Sense
Brique silico-argileuse-fr#Sense
Ladrillo de chamota-es#Sense
Brique de chamotte-fr#Sense
Brique silico-alumineuse-fr#Sense
Schamottestein-de#Sense
Fireclay brick-en#Sense
Ladrillo sílico-aluminoso-es#Sense