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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H03H9/6423
Means for obtaining a particular transfer characteristic
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H03H9/6433
Coupled resonator filters
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H03H9/644
having two acoustic tracks
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H03H9/6456
being electrically coupled
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H03H9/6469
via two connecting electrodes
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