Perfectionnements aux régulateurs de voltage pour les installations d'éclairage électrique des véhicules roulant sur routes et sur rails

申请公布号：FR790933(A)

申请号：FRD790933

申请日期：1935.06.05

申请公布日期：1935.11.29

发明人：HIGHFIELD FRANK WILLIAM WOOTTON

分类号：H02J7/22

主分类号：H02J7/22

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