TREA

Details not provided for in groups H04R1/1008 - H04R1/1083

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Industry

  • CPC
  • H04R1/1091
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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 H04R1/00Details of transducers, loudspeakers or microphones

Current Industry

H04R1/1091Details not provided for in groups H04R1/1008 - H04R1/1083
Industries