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CLOTET FRANQUESA
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CLOTET FRANQUESA
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Priority to ES385391ApriorityCriticalpatent/ES385391A1/es
Publication of ES385391A1publicationCriticalpatent/ES385391A1/es
ES385391A1970-10-301970-10-30Un dispositivo para la alimentacion a tension constante de aparatos electricos, con entradas de tension variables.
ExpiredES385391A1
(es)