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F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
F21S41/32—Optical layout thereof
F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
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FR35697D1928-06-161928-06-16Perfectionnements à l'éclairage par projecteurs des voitures automobiles
ExpiredFR35697E
(fr)