4. Electric heating
  5. Metal heating
  6. Rail bond

Leopold R. Gruber

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Electric flash-butt welding machine and method of providing a we

Electric heating – Metal heating – Rail bond
Patent

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Machine for monitoring the vertical position of a contact wire o

Geometrical instruments – Gauge – Continuous gauging
Patent

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Method for laying a catenary and/or a contact wire of an overhea

Implements or apparatus for applying pushing or pulling force – Method or apparatus for placement of conductive wire – Conduit snakes
Patent

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Rail tensioning apparatus

Electric heating – Metal heating – Rail bond
Patent

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Rescue vehicle with emergency engine actuation

Railway rolling stock – Locomotives – Internal combustion engine
Patent

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Profile ID: LFUS-PAI-P-752708

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