Chisum, Donald S. <br/><br/>
Chisum on patent  a treatise on the law of patentability, validity and infringement  - volume 9   

 - New York  Lexis Nexis  2002 
 - Loose leaf 
<br/><br/><label>ISBN: </label>0820515256 
<br/><br/><label>Universal Decimal Class. No.: </label>347.771  / CHI.9