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DIFF Subgroup
A61L 9/18

Radiation (A61L9/22 takes precedence)

Introduced: January 1980

Title

Titles differ between systems:

IPC: Radiation

CPC: Radiation (A61L9/22 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Disinfection, sterilisation or deodorisation of air > using physical phenomena > Radiation

CPC:

Disinfection, sterilisation or deodorisation of air (body deodorants A61Q15/00; purifying air by respirators A62B, A62D9/00; separating dispersed particles from gases or vapours B01D45/00 - B01D51/00, B03C3/00; chemical or biological purification of waste gases B01D53/34; production of ozone C01B13/10; air-conditioning systems incorporating sterilisation F24F3/16, F24F8/20) > using physical phenomena > Radiation (A61L9/22 takes precedence)

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1980.

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