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DK5936C
(en)
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Electric Power Supply System for Railways.
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AT26164B
(en)
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Power supply arrangement for electric railways.
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CH35620A
(en)
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Power supply system for electric main railways
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AT23729B
(en)
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Power supply device for electric railways.
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CH28160A
(en)
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Underground power supply system for electric railways
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DK4486C
(en)
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Regulator for electric railways.
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DK5642C
(en)
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Safety device for electric trams.
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CH30955A
(en)
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Power supply system for electric railways
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DK6773C
(en)
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Controls for Electric Motors.
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DK5413C
(en)
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Power supply for electric Lanes with Particulate system.
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DK464C
(en)
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Power line systems for electric railways.
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DK5966C
(en)
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Regulator for Power Machines.
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ES32355A1
(en)
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Motive power locomotive improvements.
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DK5332C
(en)
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Electric Train Lighting.
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DK4083C
(en)
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Pantographs for electric tracks.
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ES33083A1
(en)
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An electric lighting system for railway trains.
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DK2462C
(en)
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Underground Power supply device for electric Railways (Tramways).
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FR335490A
(en)
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Electric railway
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DK7497C
(en)
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Electric Lighting System for Railway Trains.
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DK1717C
(en)
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Underground Power Supply System for Electric Tramways.
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DK6772C
(en)
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Brake control device for electric motors.
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ES32090A1
(en)
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Improvements in the regulation systems of electric motors.
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DK5775C
(en)
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Device for Suspension of Dynamo Machines for the Production of Electric Light in Railway Trains.
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DK3730C
(en)
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Conversion device for electric motors.
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AT23248B
(en)
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Device for the electrical lighting of railway trains.
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