DIFF Subgroup
F16G 13/04 Toothed chains
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Chains > Driving-chains > Toothed chains
CPC:
Chains (making thereof B21L) > Driving-chains (specially adapted to gearings with variable gear-ratio F16H9/00) > Toothed chains
No child classifications to compare. This is a leaf node in both IPC and CPC.