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Priority to ES1977228209UpriorityCriticalpatent/ES228209Y/es
Publication of ES228209UpublicationCriticalpatent/ES228209U/es
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Publication of ES228209YpublicationCriticalpatent/ES228209Y/es
ES1977228209U1977-04-301977-04-30Disposicion perfeccionada en equipos didacticos para monta- jes de circuitos de componentes de estado solido.
ExpiredES228209Y
(es)