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Priority to ES0208115ApriorityCriticalpatent/ES208115A2/es
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Mejoras introducidas en el objeto de la patente principal nº 200.944 por perfeccionamientos introducidos en la costrucción de normas hidraulicas caracterizado por que las dos ruedas gemelas que lleva la noria tienen dispuestos en su parte interior una serie de salientes esféricos.
ES0208115A1953-03-061953-03-06PERFECCIONAMIENTOS INTRODUCIDOS EN LA CONSTRUCCIoN DE NORIAS HIDRáULICAS
ExpiredES208115A2
(es)