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Priority to ES95367ApriorityCriticalpatent/ES95367A1/es
Publication of ES95367A1publicationCriticalpatent/ES95367A1/es
ES95367A1925-09-261925-09-26Mejoras introducidas en los rollos de música para pianos automáticos, pianolas y demás instrumentos análogos.
ExpiredES95367A1
(es)