Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4816001
Is Reference of Conspicuity marking-en#Sense
Marcaje reflectante-es#Sense
Konturmärkning-sv#Sense
Σήμανση ευδιακριτότητας-el#Sense
Marcaje de visibilidad-es#Sense
Marcação de presença-pt#Sense
Marcaje retrorreflectante-es#Sense