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PCE
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CPC Subgroup
H01G 7/06

having a dielectric selected for the variation of its permittivity with applied voltage, i.e. ferroelectric capacitors (electrets H01G7/02)

Full Title

Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture > having a dielectric selected for the variation of its permittivity with applied voltage, i.e. ferroelectric capacitors (electrets H01G7/02)