Data and circuits of recevier an amplifier valves,   1st. Supplement /. 

 - Eindhoven, Netherlands  :   Houston :  N. V. Philips' Gloeilampenfabrieken (Philips Industries) :   Technical & Scientific Literature Department  Elsevier Press [distributor] :   1949. 
 - 213 p. :   ill. ;  24 cm. 
 - Series of books on electronic valves  ;   bk. 3 .
<br/><br/> Spine title: Electronic valves. 
<br/><br/><label>LCCN: </label>93179040  
<br/><br/><label>Subjects--Corporate Names: </label><br/>Philips' Gloeilampenfabrieken.
<br/><br/><label>Subjects--Topical Terms: </label><br/>TUBOS AL VACÍO<br/>AMPLIFICADORES, TUBOS AL VACÍO<br/>CIRCUITOS, TUBOS AL VACÍO