Kessler, Kenneth O. <br/><br/>
The successful inventor's guide how to develop: protect and sell your invention profitably 
Kessler, Kenneth O. 
 - Englwood Cliffs  Prentice-Hall  1965 
 - xv, 224 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions<br/>Patents - United States
<br/><br/><label>Dewey Class. No.: </label>608.773