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Priority to ES0197740ApriorityCriticalpatent/ES197740A2/es
Publication of ES197740A2publicationCriticalpatent/ES197740A2/es
Mejoras en la patente principal nº 195940 esencialmente caracterizadas por haber sido arriostrado un resorte dentro de un cilindro para salvar el punto muerto de las bielas accionadas por los pedales.
ES0197740A1951-05-071951-05-07Un nuevo sistema articulado con palancas semihorizontales y articulaciones para desarrollar mas fuerza en las bicicletas
ExpiredES197740A2
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