4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. With specific quantity comparison means

Daniel Riffaud

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Contactor-circuit breaker

Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific quantity comparison means
Patent

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Control circuit for an electromagnet

Electricity: electrical systems and devices – Control circuits for electromagnetic devices – For relays or solenoids
Patent

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Magnetic trip

Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Tripping means
Reexamination Certificate

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Profile ID: LFUS-PAI-P-405899

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