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Publication of FR1042891ApublicationCriticalpatent/FR1042891A/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
H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
H05B41/14—Circuit arrangements
H05B41/36—Controlling
H05B41/38—Controlling the intensity of light
H05B41/39—Controlling the intensity of light continuously
H05B41/391—Controlling the intensity of light continuously using saturable magnetic devices
FR1042891D1951-04-121951-04-12Perfectionnements apportés aux moyens de réglage de l'intensité du courant dans les tubes à décharge
ExpiredFR1042891A
(fr)