4. Railway switches and signals
  5. Cab signal or train control
  6. Magnetic rail

Richard E. Nichols

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Engine monitoring system

Measuring and testing – Vehicle drive train – Rear end
Patent

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Railroad air brake system

Railway switches and signals – Cab signal or train control – Magnetic rail
Patent

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Railroad communication system

Railway switches and signals – Train dispatching – Central signal control
Patent

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Railroad communication system

Railway switches and signals – Cab signal or train control – Speed-control systems
Patent

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Profile ID: LFUS-PAI-P-176007

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