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Individual
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Individual
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Priority to ES153706ApriorityCriticalpatent/ES153706A1/es
Publication of ES153706A1publicationCriticalpatent/ES153706A1/es
ES153706A1941-07-081941-07-08Un aparato para la fabricación de bloques, mediobloques, bovedillas y otras piezas de hormigón vibrado y prensado
ExpiredES153706A1
(es)