DIFF Subgroup
E01B 5/12 Rails with a foot serving as a sleeper
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Rails; Guard rails; Distance-keeping means for them > Rails > Rails with a foot serving as a sleeper
CPC:
Rails; Guard rails (manufacture of rails B21B); Distance-keeping means for them > Rails > Rails with a foot serving as a sleeper
No child classifications to compare. This is a leaf node in both IPC and CPC.