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PCE
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DIFF Subgroup
H01T 19/02

Corona rings

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Devices providing for corona discharge > Corona rings

CPC:

Devices providing for corona discharge (for charging electrographic elements G03G15/02) > Corona rings

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