Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Turvalukitus-fi#Sense
Κλείστρο ασφαλείας-el#Sense
Sicherheitsverriegelung-de#Sense
Förregling-sv#Sense
Safety interlock-en#Sense
Interblocco di sicurezza-it#Sense
Verrouillage de sécurité-fr#Sense
Sistema de bloqueio-pt#Sense
Cierre de seguridad-es#Sense
Sikkerhedslås-da#Sense
Veiligheidsschakelaar-nl#Sense