Direct-current machinery
KLOEFFLER, Royce G
Direct-current machinery - Rev. ed - N.Y 1948 - 395p
ELECTRICAL MACHINERY - DIRECT CURRENT
ELECTRICAL MACHINERY - DIRECT CURRENT
621.313 2 K80D
Direct-current machinery - Rev. ed - N.Y 1948 - 395p
ELECTRICAL MACHINERY - DIRECT CURRENT
ELECTRICAL MACHINERY - DIRECT CURRENT
621.313 2 K80D