Patent classifications
H
ELECTRICITY
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H02
GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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H02N
ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
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2/00
Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
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H02N2/10
producing rotary motion, e.g. rotary motors
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H02N2/16
using travelling waves; , i.e. Rayleigh surface waves
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