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Individual
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Individual
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Priority to ES0053889UpriorityCriticalpatent/ES53889U/es
Publication of ES53889UpublicationCriticalpatent/ES53889U/es
Nuevo elemento eléctrico de calefacción, que se caracteriza por estar constituido por un alma de material incombustible y refractario al calor, alrededor de la cual se arrolla helicoidalmente un hilo metálico de resistencia eléctrica apropiada, quedando el conjunto protegido por una envoltura de material adecuado impermeable, de alto punto de fusión y carbonización y aislante eléctricamente.
ES0053889U1956-04-201956-04-20Nuevo elemento eléctrico de calefacción
PendingES53889U
(es)