General Information on the eight edition of the International Patent Classification (IPC) 

 - 16, 11 S. 
 - WIPO-Publication  Nr. 409E/8 .
<br/><br/><label>ISBN: </label>92-805-1514-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internationale Patentklassifikation<br/>Information