4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. Impedance insertion

Edgar Dullni

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Embedded pole for a medium voltage switch

Equipment for production – distribution – or transformation of ene – Distribution – modification or control – Switch or casing therefor
Design Patent

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Power switching apparatus

Electricity: electrical systems and devices – Safety and protection of systems and devices – Impedance insertion
Patent

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Switching device, use thereof and a method for switching

Electrical transmission or interconnection systems – Switching systems – Condition responsive
Reexamination Certificate

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Vacuum interrupter chamber

High-voltage switches with arc preventing or extinguishing devic – Arc preventing or extinguishing devices – Vacuum
Reexamination Certificate

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Profile ID: LFUS-PAI-P-331831

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