IPC Subgroup
F21S 41/176 Light sources where the light is generated by photoluminescent material spaced from a primary light generating element
Introduced: January 2018
Full Title
Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps > characterised by the light source > characterised by the type of light source > Light sources where the light is generated by photoluminescent material spaced from a primary light generating element
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- LIGHTING
- Subclass:
- NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS