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Vilmeca S A
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Vilmeca S A
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Priority to ES0243376ApriorityCriticalpatent/ES243376A3/es
Publication of ES243376A3publicationCriticalpatent/ES243376A3/es
Llamador sonoro electromagnético perfeccionado, caracterizado porque se le puede construir de una forma simple y económica, reuniendo en un conjunto todas las piezas que constituyen el ruptor y al borne de entrada de corriente, y fijándolas en la caja por medio de un solo bulón.