DIFF Subgroup
E02B 11/02 Drainage device- laying apparatus, e.g. drainage ploughs
Introduced: September 1968
Title
Titles differ between systems:
IPC: Drainage-device-laying apparatus, e.g. drainage ploughs
CPC: Drainage device- laying apparatus, e.g. drainage ploughs
Full Title
Full titles differ between systems:
IPC:
Drainage of soil, e.g. for agricultural purposes > Drainage-device-laying apparatus, e.g. drainage ploughs
CPC:
Drainage of soil, e.g. for agricultural purposes > Drainage device- laying apparatus, e.g. drainage ploughs
No child classifications to compare. This is a leaf node in both IPC and CPC.