4. Wave transmission lines and networks
  5. Coupling networks
  6. Electromechanical filter

Donald P. Havens

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Electromechanical resonator apparatus

Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent

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Mechanical filter apparatus having interchanged resonator means

Wave transmission lines and networks – Coupling networks – Electromechanical filter
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Mechanical filter with box-type coupling structure

Wave transmission lines and networks – Coupling networks – Electromechanical filter
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Profile ID: LFUS-PAI-P-818625

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