Kretzmann, Reinhard <br/><br/>
Industrial electronics : Introduction to modern industrial electronical practice /  
Reinhard Kretzmann 
 - 3rd ed 
 - Holland,   Netherland,   1953. 
 - xi, 236 p  illus  23 cm 
<br/><br/>Part 1. The Tubes and their Basic Circuits (Page-5), Part 2.  Electronic  Devices for Industrial Purpose (Page-85), 3.conclusion (Page-220). 
<br/><br/><label>Subjects--Personal Names: </label><br/>Kretzmann Reinhard
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecom engineering 
<br/><br/><label>Dewey Class. No.: </label>621.381,KRE