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.)
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GESELLSCHAFT fur VERWERTUNG TECHNISCHER PATENTE M
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GESELLSCHAFT fur VERWERTUNG TECHNISCHER PATENTE M
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Application filed by GESELLSCHAFT fur VERWERTUNG TECHNISCHER PATENTE MfiledCriticalGESELLSCHAFT fur VERWERTUNG TECHNISCHER PATENTE M
Application grantedgrantedCritical
Publication of FR433283ApublicationCriticalpatent/FR433283A/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
H05B31/0003—Electric arc lamps the arc being outside, in the open
H05B31/0009—Electric arc lamps the arc being outside, in the open with parallel or oblique disposition of the electrodes; Special form of the electrodes
FR433283D1911-06-301911-06-30Disposition pour former l'arc voltaique dans les lampes à arc avec des électrodes parallèles
ExpiredFR433283A
(fr)