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CONST ELECTR DE BOULOGNE SUR S
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CONST ELECTR DE BOULOGNE SUR S
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H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F27/00—Details of transformers or inductances, in general
H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
H01F27/341—Preventing or reducing no-load losses or reactive currents
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FR667343D1928-04-131928-04-13
Automatic regulation device for transformers and asynchronous motors
ExpiredFR667343A
(en)