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PCE
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DIFF Subgroup
H04R 1/1025

Accumulators specially adapted for earpieces; Arrangements specially adapted for charging thereof

Introduced: January 2026

Full Title

Full titles differ between systems:

IPC:

Details of transducers > Earpieces; Attachments therefor > Accumulators specially adapted for earpieces; Arrangements specially adapted for charging thereof

CPC:

Details of transducers, > Earpieces; Attachments therefor > Accumulators specially adapted for earpieces; Arrangements specially adapted for charging thereof

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