Oliver, Frank J. <br/><br/>
Practical relay circuits/ 
Frank J. Oliver 
 - Bombay:  D.B. Taraporevala,  c1975 
 - xii, 363 p.:  ill.;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label> Rs. 50.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric relays<br/>Electric circuit--breakers<br/>Electric switchgear<br/>Relay control systems
<br/><br/><label>Dewey Class. No.: </label>621.317