DIFF Subgroup
F24F 8/20 by sterilisation
Introduced: January 2021
Full Title
Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying > by sterilisation
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 2021.
Child Classifications
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- F24F 8/28 specially adapted for combatting or avoiding Legionella bacteria since 2021 IPC+CPC Available in IPC and CPC