4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

Junkichi Hayashi

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Method of making a voice coil with rectangular coil wire and foi

Metal working – Method of mechanical manufacture – Electrical device making
Patent

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Voice coil with rectangular coil wire and foil leads

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
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Profile ID: LFUS-PAI-P-805226

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