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Publication of FR680859ApublicationCriticalpatent/FR680859A/fr
H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
H05B3/00—Ohmic-resistance heating
H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
H05B3/18—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
FR680859D1929-08-271929-08-27élément de chauffage électrique
ExpiredFR680859A
(fr)