4. Metal working
  5. Method of mechanical manufacture
  6. Gear making

Tomoaki Arakawa

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Permanent magnet type rotor and method of manufacturing the...

Electrical generator or motor structure – Dynamoelectric – Rotary
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Production method for sintered gear

Metal working – Method of mechanical manufacture – Gear making
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2333935

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