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

James Gillman

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Crystal holder for different sizes of crystal

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

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Dipole antenna system having conductive containers as radiators

Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
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Multi-pole crystal filter and method of improving the frequency

Wave transmission lines and networks – Coupling networks – Electromechanical filter
Patent

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Profile ID: LFUS-PAI-P-781209

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