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CORDIER ADOLFO
Original Assignee
CORDIER ADOLFO
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Application filed by CORDIER ADOLFOfiledCriticalCORDIER ADOLFO
Priority to ES1878005896ApriorityCriticalpatent/ES5896H3/es
Publication of ES5896H3publicationCriticalpatent/ES5896H3/es
Mejoras en la manera de taladrar o perforar pozos y en los aparatos o accesorios relacionados con dicha operación, así como para la introducción de tubos para cualquier otro objeto.