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BE507375A
(OSRAM)
|
|
|
|
GB359393A
(en)
|
|
Improvements in brake systems for marshalling railway wagons
|
|
BE495161A
(OSRAM)
|
|
|
|
US2127414A
(en)
|
|
Remote controlled electrical reversing switch
|
|
US1543461A
(en)
|
|
Control of railway trains
|
|
US2093643A
(en)
|
|
Railway switch
|
|
BE419042A
(OSRAM)
|
|
|
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CH257929A
(fr)
|
|
Installation de signalisation ferroviaire.
|
|
JPS58117738A
(ja)
|
|
光ル−プ伝送方式
|
|
US312506A
(en)
|
|
Railway-car telegraph |
|
CH288931A
(fr)
|
|
Installation de commande d'aiguillages et de signaux de chemins de fer.
|
|
SU45549A1
(ru)
|
|
Устройство дл предупреждени столкновени поездов
|
|
US1048209A
(en)
|
|
Telegraph-repeater.
|
|
US2863019A
(en)
|
|
Relay system controlling release of isolating switches
|
|
US1163390A
(en)
|
|
Automatic telephony.
|
|
BE470676A
(OSRAM)
|
|
|
|
US906799A
(en)
|
|
Lock and block signal system.
|
|
US1700701A
(en)
|
|
Train control
|
|
GB503048A
(en)
|
|
Improvements relating to route-setting systems for railways
|
|
CH257931A
(fr)
|
|
Poste d'itinéraires pour la commande du trafic ferroviaire.
|
|
GB191313243A
(en)
|
|
Improvements in and relating to an Electrical Train Control System.
|
|
US1109881A
(en)
|
|
Signaling system for railways.
|
|
US1669265A
(en)
|
|
Automatic train-control system
|
|
US1975136A
(en)
|
|
Railway traffic controlling system
|
|
BE470265A
(OSRAM)
|
|
|