Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Stegmärke-sv#Sense
Step-strobe marker-en#Sense
Marche-fr#Sense
Trinstrobemærke-da#Sense
Marcador de estroboscópico em degrau-pt#Sense
Stapmerk-nl#Sense
Steg-sv#Sense
Stufenmeßmarke-de#Sense
Marcatore stroboscopico a gradini-it#Sense
Marcador estroboscópico en escalón-es#Sense
Askelmittamerkki-fi#Sense