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Individual
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Individual
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Priority to ES61857ApriorityCriticalpatent/ES61857A1/es
Publication of ES61857A1publicationCriticalpatent/ES61857A1/es
Un procedimiento para tender los cuerpos luminosos de las lámparas eléctricas incandescentes sobre la armadura de soporte del filamento, mediante una disposición.
Un procedimiento, con sus correspondientes dispositivos, para que con una misma bombilla de luz eléctrica, conseguir intensidades distintas según convenga.