DIFF Subgroup
F21V 15/02 Cages
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Protecting lighting devices from damage > Cages
CPC:
Protecting lighting devices from damage (protection from thermal damage F21V29/00; gas-tight or water-tight arrangements F21V31/00) > Cages
No child classifications to compare. This is a leaf node in both IPC and CPC.