4. Electricity: power supply or regulation systems
  5. Including a transformer or an inductor
  6. Polyphase or plural transformers

Johannes W. Coenders

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Interferometer spectrometer having means for varying the optical

Optics: measuring and testing – By particle light scattering – With photocell detection
Patent

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Power supply apparatus

Electricity: power supply or regulation systems – Including a transformer or an inductor – Polyphase or plural transformers
Patent

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Profile ID: LFUS-PAI-P-1132018

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