4. Railway switches and signals
  5. Block-signal systems
  6. Automatic

Patrice H. Bernard

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Installation for the remote monitoring and control of the open a

Communications: electrical – Continuously variable indicating – With meter reading
Patent

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System for transmission of information between the ground and mo

Railway switches and signals – Block-signal systems – Automatic
Patent

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Profile ID: LFUS-PAI-P-1445824

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