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 Gasenko Georges DefiledCriticalGasenko Georges De
Publication of CH143844ApublicationCriticalpatent/CH143844A/fr
H01K9/00—Lamps having two or more incandescent bodies separately heated
H01K9/02—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies
H01K9/04—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies with built-in manually operated switch
Landscapes
Tumbler Switches
(AREA)
Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices
(AREA)
CH143844D1928-03-311928-09-14Lampe électrique à incandescence.
CH143844A
(fr)
Structure d'adaptateur bipolaire pour les lignes electriques multipolaires du type blinde faisant partie d'installations pour l'eclairage d'interieurs