CPC Subgroup
F21S 43/315 Full Title
Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights > characterised by reflectors > Optical layout thereof
F21S 43/315 Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights > characterised by reflectors > Optical layout thereof