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Individual
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Individual
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Un procedimiento de montura de las ruedas en sus ejes para coches de tranvías, ferro-carriles y demás transportes que se efectúan sobre raíles de cualquier sistema y material.
Un sistema de seguridad para dotar a la vía de ferrocarril de un medio de seguridad, encaminado a evitar que en el caso de descarrilamiento de un tren en un puente, sea éste destruido y sobrevenga el despeñamiento de aquél, denominado "Contravía de seguri