International
Electrotechnical
Commission
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Area
Signalling and security apparatus for railways
/ Signals
IEV ref
821-02-15
en
mechanical signalling
signalling system using mechanical signals
fr
signalisation mécanique
, f
système de signalisation utilisant des signaux mécaniques
ar
إشارات ميكانيكية
de
mechanische Signalisierung, f
es
señalización mecánica
it
segnalamento meccanico
ko
기계 신호하기
ja
機械信号方式
pl
sygnalizacja mechaniczna, f
pt
sinalização mecânica
zh
机械信号系统
Publication date:
2017-11-20
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