DIFF Subgroup
E04D 13/10 Snow traps
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Special arrangements or devices in connection with roof coverings; Roof drainage > Snow traps
CPC:
Special arrangements or devices in connection with roof coverings; Roof drainage (ventilation tiles E04D1/30; ventilation slabs E04D3/40; internal channels E04F17/00) > Snow traps
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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