DIFF Main Group
E03B 1/00 Methods or layout of installations for water supply (E03B3/00, E03B9/00 take precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Methods or layout of installations for water supply
CPC: Methods or layout of installations for water supply (E03B3/00, E03B9/00 take precedence)
Full Title
Full titles differ between systems:
IPC:
Methods or layout of installations for water supply
CPC:
Methods or layout of installations for water supply (E03B3/00, E03B9/00 take precedence)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
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