DIFF Subgroup
E02B 13/02 Closures for irrigation conduits
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Irrigation ditches, i.e. gravity flow, open channel water distribution systems > Closures for irrigation conduits
CPC:
Irrigation ditches, i.e. gravity flow, open channel water distribution systems (; other distribution systems for watering or spraying gardens, fields, sports grounds, or the like, A01G25/00; ) > Closures for irrigation conduits
No child classifications to compare. This is a leaf node in both IPC and CPC.