Philips in science and industry 

 - EINDHOVEN :  N. V. PHILIPS' GLOEILAMPENFABRIEKEN, 
 - Irregular 
<br/><br/><label>ISSN: </label>0374-4159 
 = Philips in science and industry 
 = PHILIPS SCI. IND. 
<br/><br/><label>Subjects--Index Terms: </label>INGENIERIA ELECTRICA;  INGENIERIA  MECANICA