Patent classifications
H
ELECTRICITY
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H03
ELECTRONIC CIRCUITRY
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H03H
IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
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9/00
Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
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H03H9/64
using surface acoustic waves
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H03H9/6406
Filters characterised by a particular frequency characteristic
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H03H9/6409
SAW notch filters
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