TREA

Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands

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Industry

  • CPC
  • H04R7/20
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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 H04R7/00Diaphragms for electromechanical transducers Cones

Current Industry

H04R7/20Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
Industries