4. Inductor devices
  5. Relatively movable coils
  6. With core

Petrus C. J. Laros

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Combination equalizing transformer and ballast choke

Electric lamp and discharge devices: systems – Pulsating or a.c. supply – Transformer in the supply circuit
Reexamination Certificate

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Rotary transformer

Inductor devices – Relatively movable coils – With core
Patent

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Profile ID: LFUS-PAI-P-260406

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