DIFF Subgroup
F25B 41/40 Fluid line arrangements
Introduced: January 2021
Full Title
Fluid-circulation arrangements > Fluid line arrangements
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 2021.
Child Classifications
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- F25B 41/42 Arrangements for diverging or converging flows, e.g. branch lines or junctions since 2021 IPC+CPC Available in IPC and CPC