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WICHMANN HENRY FRAHM
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WICHMANN HENRY FRAHM
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Priority to ES0234887ApriorityCriticalpatent/ES234887A3/es
Publication of ES234887A3publicationCriticalpatent/ES234887A3/es
Lámpara de arco voltaico de tres carbones de reglaje automático, caracterizada por estar constituida por tres carbones convergentes en un punto, y entre las tres puntas de los carbones se produce el arco voltaico al estar conectados los tres carbones a las tres fases de una corriente trifásica, existiendo un transformador para la transformación de la corriente industrial hasta un voltaje bajo, conveniente para producir el arco, y elementos de reglaje automático para el avance de carbones gastados y para una interrupción automática final al desgaste total de los carbones.
ES0234887A1957-04-151957-04-15Lampara de arco voltaico de tres carbones de reglaje automatico
ExpiredES234887A3
(es)