4. Railway switches and signals
  5. Electric automatic highway signals, mine doors, and gates
  6. Car-actuated controller

Zalmai Shahbaz

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Highway crossing control system for railroads utilizing a commun

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

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Highway crossing control system for railroads utilizing a commun

Railway switches and signals – Electric automatic highway signals – mine doors – and gates – Car-actuated controller
Patent

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Profile ID: LFUS-PAI-P-462356

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