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SANZ SOLE MANUEL
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SANZ SOLE MANUEL
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Priority to ES0220034ApriorityCriticalpatent/ES220034A2/es
Publication of ES220034A2publicationCriticalpatent/ES220034A2/es
Perfeccionamientos introducidos en la patente de invención núm. 209.641, caracterizados por estar constituidos por un bastidor al que se fijan los brazos soportes de vertederas mediante disposición de seguridad consistente en su solo perno alrededor del que puede girar el brazo que queda convenientemente encepado por los elementos del larguero del bastidor y fijo en él además por tacos de madera que se rompen al sufrir el arado esfuerzos excepcionales.
ES0220034A1955-02-101955-02-10NUEVO TIPO DE ARADO POLISURCO REVERSIBLE AUTOMáTICO APLICABLE A TRACOTES
ExpiredES220034A2
(es)