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Esperanza y Cia SA
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Esperanza y Cia SA
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Priority to ES149977ApriorityCriticalpatent/ES149977A1/es
Publication of ES149977A1publicationCriticalpatent/ES149977A1/es
ES149977A1940-07-011940-07-01Perfeccionamientos en los mecanismos de recuperación de gases en fusiles ametralladores y similares
ExpiredES149977A1
(es)