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PCE
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DIFF Subgroup
A61N 1/16

Screening or neutralising undesirable influences from atmospheric or terrestrial radiation or fields

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Electrotherapy; Circuits therefor > Screening or neutralising undesirable influences from atmospheric or terrestrial radiation or fields

CPC:

Electrotherapy; Circuits therefor (A61N2/00 takes precedence; irradiation apparatus A61N5/00) > Screening or neutralising undesirable influences from atmospheric or terrestrial radiation or fields

No child classifications to compare. This is a leaf node in both IPC and CPC.