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

Antonios Efantis

Inventor

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Electrical high tension tester

Electricity: measuring and testing – Fault detecting in electric circuits and of electric components – For fault location
Reexamination Certificate

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Fault protection device in a transformer

Electricity: electrical systems and devices – Safety and protection of systems and devices – Transformer protection
Patent

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Transformer fault protection device

Electricity: electrical systems and devices – Safety and protection of systems and devices – Transformer protection
Patent

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Ultraviolet device

Lighting – Light source – Electric light bulb
Design Patent

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Profile ID: LFUS-PAI-P-344568

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