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The history of rail transport began in 6th century BC in Ancient Greece. It can be divided up into several discrete periods defined by the principal means of track material and motive power used. the state of boiler technology necessitated the use of low pressure steam acting upon a vacuum in the cylinder Hungarian engineer Kálmán

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Rail transport is a means of transferring of passengers and goods on wheeled the state of boiler technology necessitated the use of low pressure steam acting upon a vacuum in the cylinder this required a separate Hungarian engineer Kálmán Kandó developed a new type 3phase asynchronous electric drive motors and generators for


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