DIFF Subgroup
E02B 7/04 Dams across valleys
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Barrages or weirs; Layout, construction, methods of, or devices for, making same > Fixed barrages > Dams across valleys
CPC:
Barrages or weirs; Layout, construction, methods of, or devices for, making same (for protecting banks, coasts, or harbours E02B3/04; sealings or joints E02B3/16; handling building or like materials for hydraulic engineering E02D15/00; foundations in general E02D27/00) > Fixed barrages > Dams across valleys
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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