TREA

comprising two or more styli or transducers

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Industry

  • CPC
  • H04R17/06
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Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R17/00Piezo-electric transducers Electrostrictive transducers

Current Industry

H04R17/06comprising two or more styli or transducers
Industries