Selecting and using electric motors
Soderholm, L. H.
Selecting and using electric motors - Washington U. S. D. A. 1974 - 24cm. 56 - U. S. D. A. Farmers bulletin, no. 2257 .
ELEXCTRIC MOTORS
ELEXCTRIC MOTORS
621.313.4 S60S
Selecting and using electric motors - Washington U. S. D. A. 1974 - 24cm. 56 - U. S. D. A. Farmers bulletin, no. 2257 .
ELEXCTRIC MOTORS
ELEXCTRIC MOTORS
621.313.4 S60S