4. Sewing
  5. Special machines
  6. Darning

Yoshiyuki Ohtsuka

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Optical disk apparatus having improved tracking servo mechanism

Dynamic information storage or retrieval – With servo positioning of transducer assembly over track... – Optical servo system
Patent

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Workpiece feed device in sewing machine

Sewing – Special machines – Darning
Patent

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Profile ID: LFUS-PAI-P-915529

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