Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Hydraulischer schnittschaltplan-de#Sense
Hydrauliikkakaavio-fi#Sense
Hydraulic diagram-en#Sense
Esquema hidráulico-es#Sense
Schéma hydraulique-fr#Sense
Hydrauliskt kretsschema-sv#Sense