4. Electricity: circuit makers and breakers
  5. Liquid contact
  6. Time delay

Helmut Holler

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Grounding switch for a compressed-gas-insulated, metal-encased h

Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent

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Vacuum interrupter with a switch contact piece

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-961560

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