DC motors, speed controls, servo systems 

 - Minnesota  Reliance Mootion Control  0 
 - varied pagings 
<br/><br/><label>ISBN: </label>244761 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric motors<br/> Direct current <br/>Servomechanisms
<br/><br/><label>Dewey Class. No.: </label>621.46  / DCM