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Reduced harmonic switching mode apparatus and method for railroa

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

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Reed relay for remote magnetic operation of model trains

Railway switches and signals – Cab signal or train control – Train mechanism
Reexamination Certificate

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Remote control system for a locomotive

Railway switches and signals – Cab signal or train control – Motive-power control
Reissue Patent

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Remote control system for a locomotive

Railway switches and signals – Cab signal or train control – Motive-power control
Patent

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Remote control system for a locomotive

Railway switches and signals – Cab signal or train control – Motive-power control
Patent

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Remote control system for a locomotive

Railway switches and signals – Cab signal or train control – Motive-power control
Reissue Patent

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Remote control system for a locomotive

Railway switches and signals – Cab signal or train control – Motive-power control
Reissue Patent

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Retarder control system for automatic railroad classification ya

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

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Reusable derailment detection and signaling device

Railway switches and signals – Cab signal or train control – Derailment
Patent

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