4. Metal treatment
  5. Process of modifying or maintaining internal physical...
  6. Magnetic materials

Etsuo Otsuki

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Method and apparatus for charging a secondary battery by supplyi

Electricity: battery or capacitor charging or discharging – Serially connected batteries or cells – With discharge of cells or batteries
Patent

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Method for producing a rare earth metal-iron-boron permanent mag

Metal treatment – Stock – Magnetic
Patent

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Method for producing a rare earth metal-iron-boron permanent mag

Metal treatment – Process of modifying or maintaining internal physical... – Magnetic materials
Patent

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Profile ID: LFUS-PAI-P-667619

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