DIFF Subgroup
E01B 29/17 Lengths of rails assembled into strings, e.g. welded together
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Laying, rebuilding, or taking-up tracks; Tools or machines therefor > Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track > Lengths of rails assembled into strings, e.g. welded together
CPC:
Laying, rebuilding, or taking-up tracks; Tools or machines therefor (E01B27/00, E01B31/00 take precedence) > Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track (E01B29/05 takes precedence; moving or tilting heavy loads in general B65G7/00) > Lengths of rails assembled into strings, e.g. welded together
No child classifications to compare. This is a leaf node in both IPC and CPC.