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.)
WILHELM STAUB LICHTTECHNISCHE
Original Assignee
WILHELM STAUB LICHTTECHNISCHE
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 WILHELM STAUB LICHTTECHNISCHEfiledCriticalWILHELM STAUB LICHTTECHNISCHE
Application grantedgrantedCritical
Publication of FR1047139ApublicationCriticalpatent/FR1047139A/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
FR1047139D1951-05-261951-12-27Lampe à arc électrique
ExpiredFR1047139A
(fr)