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)
Securing Globes, Refractors, Reflectors Or The Like
(AREA)
Procede de fabrication d'un dispositif pouvant etre utilise notamment comme projecteur pour la photographie ou la television et dispositif fabrique selon ce procede