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Radio frequency coupler for communication between adjacent railw

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

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Radio-based electro-pneumatic control communications system

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

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Rail communications system

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

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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 car sensing system

Railway switches and signals – Cab signal or train control – Train defect
Patent

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Railroad car wheel bearing heat signal processing circuit

Railway switches and signals – Cab signal or train control – Train defect
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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Railroad flat wheel detectors

Railway switches and signals – Cab signal or train control – Train defect
Patent

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Railroad hot box detector

Railway switches and signals – Cab signal or train control – Train defect
Patent

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Railroad hotbox indicator

Railway switches and signals – Cab signal or train control – Train defect
Patent

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Railroad in-cab signaling with automatic train stop enforcement

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

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Railroad telemetry and control systems

Railway switches and signals – Cab signal or train control – Train defect
Patent

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Railroad telemetry and control systems

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

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Railroad worker warning system for train conductors

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

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Railway car retarder system

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

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Railway safety system using intensity of current

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

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Railway train speed restriction apparatus

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

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Railway vehicle derailment detection system

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

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Railway vehicle motion detector

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

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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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