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Individual
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Individual
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Priority to ES0203462ApriorityCriticalpatent/ES203462A1/es
Publication of ES203462A1publicationCriticalpatent/ES203462A1/es
Manufacture Of Macromolecular Shaped Articles
(AREA)
Abstract
Mejoras introducidas en reproductores electromagnéticos de sonido caracterizadas porque el circuito magnético se cierra a través de una membrana vibrante polarizada magnética o electromagnéticamente.
ES0203462A1952-05-101952-05-10Mejoras introducidas en reproductores electromagnéticos de sonido
ExpiredES203462A1
(es)