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Application filed by Siemens AgfiledCriticalSiemens Ag
Application grantedgrantedCritical
Publication of NL1535CpublicationCriticalpatent/NL1535C/nl
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
B61L23/10—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only manually operated, e.g. block arrangements
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
NL3456A1912-10-211913-10-13Verbetering aan een sperinrichting voor electromagnetische beveiligingsinrichtingen
NL1535C
(nl)