Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers

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Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00 > Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

This code exists only in CPC.

Diff view requires codes present in both systems.

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