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Publication of FR477985ApublicationCriticalpatent/FR477985A/fr
F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
F21S13/00—Non-electric lighting devices or systems employing a point-like light source; Non-electric lighting devices or systems employing a light source of unspecified shape
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
FR477985D1914-07-101914-07-10Appareil réflecteur pour l'éclairage
ExpiredFR477985A
(fr)