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Priority to FR859549ApriorityCriticalpatent/FR1294941A/fr
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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
H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
H05B39/09—Circuit arrangements or apparatus for operating incandescent light sources in which the lamp is fed by pulses
FR859549A1961-04-201961-04-20Triangle à clignotant lumineux pour la signalisation nocturne de véhicules en panne sur une voie routière
ExpiredFR1294941A
(fr)