Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2831002
Is Reference of Obturateur de plaque-fr#Sense
Spleetsluiter-nl#Sense
Focal plane shutter-en#Sense
Slotted shutter-en#Sense
Obturateur focal-fr#Sense
Obturateur focal a rideaux-fr#Sense
Roller blind shutter-en#Sense
Obturateur a rideau-fr#Sense
Otturatore a tendina-it#Sense
Schlitzverschluss-de#Sense