Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Load children
F21
LIGHTING
Load children
F21V
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
Load children
7/00
Reflectors for light sources
Load children Filter patents View analytics View as hierarchy
F21V7/22
characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
Load children Filter patents View analytics View as hierarchy
F21V7/24
characterised by the material
Load children Filter patents View analytics View as hierarchy