Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6821
Is Reference of Canalisation en beton du type ovoide large a fond plat et a voute abaissee-fr#Sense
Betonnen riool met omgekeerd breed eiprofiel-nl#Sense
Betonkanal kopfstehendes breites Ei;Betonkanal KBE-de#Sense
Canale in calcestruzzo a sezione ovoidale larga rovesciata-it#Sense
Inverted broad egg shaped concrete sewer-en#Sense