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Individual
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Individual
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Priority to ES78744ApriorityCriticalpatent/ES78744A1/es
Publication of ES78744A1publicationCriticalpatent/ES78744A1/es
ES78744A1921-07-061921-07-06Perfeccionamientos en conmutadores para la distribución de corriente eléctrica en el encendido de motores.
ExpiredES78744A1
(es)