Patent classifications
H
ELECTRICITY
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H10
SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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H10N
ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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30/00
Piezoelectric or electrostrictive devices
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H10N30/802
Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits
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H10N30/804
for piezoelectric transformers
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