DIFF Subgroup
F41G 1/36 with infrared light source
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Sighting devices > Night sights, e.g. luminescent > combined with light source, e.g. spot light > with infrared light source
CPC:
Sighting devices (for indirect laying of fire F41G3/16; bombsights F41G3/24 ) > Night sights, e.g. luminescent > combined with light source, e.g. spot light > with infrared light source
No child classifications to compare. This is a leaf node in both IPC and CPC.