Thomälen, Adolf, 1865-, Thomälen Adolf. Kurzes Lehrbuch der Electrotechnik. English · London, E. Arnold · leaf 168
polesis extending very rapidly, since the designer can then economise in manydirections without fear as to the commutation, and may thus more thancompensate for the cost of the auxiliary poles. * See Fischer-Hinnen, Gleichstrommaschinen, 5th edit., 1904. f See several articles in the… … Fig. 138
Electrical engineering
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