Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Diaphragm control valve-en#Sense
Pneumatisches Steuerventil-de#Sense
Membraanregelklep-nl#Sense
Valvola a diaframma-it#Sense
Valvola a membrana-it#Sense
Vanne de réglage à diaphragme-fr#Sense