Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Claude Paz et Visseaux SA
Original Assignee
Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et SilvafiledCriticalSociete Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
Application grantedgrantedCritical
Publication of FR54855EpublicationCriticalpatent/FR54855E/en
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
H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
H05B41/20—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch
H05B41/22—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps having an auxiliary starting electrode
FR54855D1945-12-141945-12-14
Device for starting and operating an electric discharge apparatus in a gas atmosphere
ExpiredFR54855E
(en)