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LOUIS DUTERTRE ET CIE SOC
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LOUIS DUTERTRE ET CIE SOC
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Application filed by LOUIS DUTERTRE ET CIE SOCfiledCriticalLOUIS DUTERTRE ET CIE SOC
Application grantedgrantedCritical
Publication of FR602903ApublicationCriticalpatent/FR602903A/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
H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
H05B3/28—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material
FR602903D1925-09-031925-09-03Perfectionnements aux appareils de chauffage électrique
ExpiredFR602903A
(fr)