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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 ES180047A1publicationCriticalpatent/ES180047A1/es
Mejoras en válvulas termoiónicas caracterizadas por una construcción de ánodo en una válvula termoiónica del tipo que tiene un ánodo con una cavidad en la cual entran un filamento y una rejilla, que proporciona una cavidad configurada de modo a obtener una superficie inactiva espaciada a una distancia radial sustancialmente mayor de la rejilla que su superficie activa.
ES0180047A1942-04-301947-10-09MEJORAS EN VáLVULAS TERMOIoNICAS
ExpiredES180047A1
(es)