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Individual
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Individual
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Priority to ES209580ApriorityCriticalpatent/ES209580A1/es
Publication of ES209580A1publicationCriticalpatent/ES209580A1/es
ES209580A1953-05-301953-05-30Mejoras en la construcción de dispositivos para la tensión de los o similares en materiales pretensados
ExpiredES209580A1
(es)