Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Sede de válvula-pt#Sense
Sede di valvole-it#Sense
Έδρα βαλβίδας-el#Sense
Asiento de válvulas-es#Sense
Valve seat-en#Sense
Pakning-da#Sense
Dichtung-de#Sense
Siège de soupape-fr#Sense