4. Electricity: circuit makers and breakers
  5. Multiple circuit control
  6. Multiple switch

Raymond Wai Hang Chu

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Circuit breaker

Electricity: electrical systems and devices – Safety and protection of systems and devices – Ground fault protection
Reexamination Certificate

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Circuit breaker

Electricity: electrical systems and devices – Control circuits for electromagnetic devices – Systems for magnetizing – demagnetizing – or controlling the...
Patent

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Electrical rocker switch

Electricity: circuit makers and breakers – Solid contact – Rocking actuator
Patent

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Electrical switch

Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Patent

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Electrical switch

Electricity: circuit makers and breakers – Multiple circuit control – Pivoted contact
Reexamination Certificate

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Profile ID: LFUS-PAI-P-211231

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