Pennington Robert R. <br/><br/>
European Patents at the Crossroads 

 - London  Oyez Publishing Great Britain        1976 
 - 251 
<br/><br/><label>Standard No.: </label>13,534 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>European Patents
<br/><br/><label>Dewey Class. No.: </label>Z5,2673, L6