Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Principle of ex officio prosecution-en#Sense
Amtsermittlungsgrundsatz-de#Sense
Viran puolesta-fi#Sense
Principe de l'examen d'office-fr#Sense
Principle of examination by the EPO of its own motion-en#Sense