CPC Subgroup
H03C 1/46 Modulators with mechanically-driven or acoustically-driven parts
Full Title
Amplitude modulation (H03C5/00, H03C7/00 take precedence) > Modulators with mechanically-driven or acoustically-driven parts
H03C 1/46 Amplitude modulation (H03C5/00, H03C7/00 take precedence) > Modulators with mechanically-driven or acoustically-driven parts