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PCE
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CPC Subgroup
G10H 5/04

with semiconductor devices as active elements (G10H3/10, G10H3/12 take precedence)

Full Title

Instruments in which the tones are generated by means of electronic generators (G10H7/00 takes precedence) > using generation of basic tones > with semiconductor devices as active elements (G10H3/10, G10H3/12 take precedence)