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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Nokia Spain SA
Original Assignee
Alcatel Espana SA
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Publication date
Application filed by Alcatel Espana SAfiledCriticalAlcatel Espana SA
Publication of ES183421A1publicationCriticalpatent/ES183421A1/es
Mejoras en tubos de descarga eléctrica de cátodo frio rellenos de gas que comprenden varias brechas principales de descarga que forman un grupo ordenado y una o más brechas principales de tal modo que permiten la refulación del nivel de ionización de dichas una o más brechas principales para el sostenimiento de una descarga en la brecha o brechas auxiliares.
ES0183421A1947-05-051948-04-23Mejoras en o relativas a tubos de descarga eléctrica
ExpiredES183421A1
(es)