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Publication of FR1102588ApublicationCriticalpatent/FR1102588A/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
FR1102588D1954-04-081954-04-08Dispositif émetteur de radiations lumineuses de composition spectrale constante et d'intensité réglable
ExpiredFR1102588A
(fr)