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Merlin Gerin SA
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Merlin Gerin SA
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Publication of ES201941A1publicationCriticalpatent/ES201941A1/es
Perfeccionamientos en la protección de aparatos eléctricos, caracterizados por haberse previsto un cuerpo aislante refractario en los puntos expuestos a la acción del arco, constituido por granos de materia refractaria unidos entre sí como los granos de una muela abrasiva.
ES0201941A1951-03-281952-02-14PERFECCIONAMIENTOS EN LA PROTECCIoN DE APARATOS ELÉCTRICOS
ExpiredES201941A1
(es)