DIFF Subgroup
F21V 5/08 producing an asymmetric light distribution
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Refractors for light sources > producing an asymmetric light distribution
CPC:
Refractors for light sources (characterised by cooling arrangements F21V29/504) > producing an asymmetric light distribution
No child classifications to compare. This is a leaf node in both IPC and CPC.