Index for SF6 Insulated Current Transformer Bulletins. / 
Editor,  Trench Electric 
 - 1a ed. 
 - New York, Estados Unidos:  Trench Electric,  s.f 
 - 93 p. , 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ELECTRICA<br/>TRANSFORMADORES
<br/><br/><label>Dewey Class. No.: </label>321.313  / I38