Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Tester-en#Sense
Appareil d'épreuve-fr#Sense
Testing apparatus-en#Sense
Beproevingsapparaat-nl#Sense
Berstdrukproef - zie proef-nl#Sense
Prüfgerät-de#Sense