Ahrendt, William R. <br/><br/>
Servomechanism practice /  
William R. Ahrendt 
 - New York :   McGraw-Hill,   1954. 
 - vii, 349 p. :   il. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SERVOMECANISMOS<br/>AMPLIFICADORES ELECTRONICOS<br/>SERVOMOTORES
<br/><br/><label>Universal Decimal Class. No.: </label>681.58