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ROMA A BASALD A JES S
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ROMA A BASALD A JES S
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Publication of ES53454YpublicationCriticalpatent/ES53454Y/es
UN NUEVO APARATO ACÚSTICO, caracterizado por llevar en su interior el generador de corriente eléctrica, el electroimán que la utiliza y el elemento oscilador con el martillito que golpea sobre la membrana originaria de las vibraciones acústicas y por estar dispuesto para ir mantenido en una pieza tubular.