4. Communications, electrical: acoustic wave systems and devices
  5. Signal transducers
  6. Underwater type

Charles Pohlenz

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Directional electro-acoustic transducers comprising a sealed sel

Communications – electrical: acoustic wave systems and devices – Signal transducers – Underwater type
Patent

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Electrio-acoustic transducers

Communications – electrical: acoustic wave systems and devices – Signal transducers – Underwater type
Patent

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Electro-acoustic transducers comprising a flexible and sealed tr

Communications – electrical: acoustic wave systems and devices – Signal transducers – Underwater type
Patent

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Tonpilz type piezoelectric transducer capable of operating alter

Communications – electrical: acoustic wave systems and devices – Receiver circuitry
Patent

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Profile ID: LFUS-PAI-P-1109990

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