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Publication of FR603094ApublicationCriticalpatent/FR603094A/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
H05B31/00—Electric arc lamps
H05B31/02—Details
H05B31/06—Electrodes
H05B31/065—Electrodes for flame arc lamps
FR603094D1925-09-111925-09-11Charbons pour produire l'arc voltaïque à rayons ultra-violets dans un but héliothérapique artificiel
ExpiredFR603094A
(fr)