Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Lumex SA
Original Assignee
Lumex SA
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Publication date
Application filed by Lumex SAfiledCriticalLumex SA
Priority to ES0041075UpriorityCriticalpatent/ES41075U/es
Publication of ES41075UpublicationCriticalpatent/ES41075U/es
Circuit Arrangement For Electric Light Sources In General
(AREA)
Abstract
Lámpara de incandescencia perfeccionada para alumbrado público e industrial, caracterizada esencialmente por el hecho de comprender dos filamentos en dependencia con un sistema de tres contactos dispuestos en su casquillo, que se relacionan con un simple inversor, a los fines de obtener en la misma lámpara dos iluminaciones de diferente potencia según el momento de su servicio.
ES0041075U1954-03-181954-03-18Lámpara de incandescencia, perfeccionada, para alumbrado público e industrial
PendingES41075U
(es)