DIFF Subgroup
E02B 5/02 Making or lining canals
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Artificial water canals > Making or lining canals
CPC:
Artificial water canals, (for water-power plants E02B9/02; irrigation of soil E02B13/00) > Making or lining canals
No child classifications to compare. This is a leaf node in both IPC and CPC.