to- matic regulation of the field is carried out by the demagnetizing coil, which varies the electromotive force in the inverse sense from the current. The storage battery serves to give a constant mag- netizing effect and thus to avoid a possible absence of current which might result from an… … done by the A Fowler Traction Engine Used fov Military Purposes. Guglielminetti, the secretary of the league and a lead- rs is variable ing authority on such matters, made some interesting statements on the question of applying liquid matter on the roads. According to the official reports of the…
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