Chpoate Robert A. <br/><br/>
Patent law 

 - St. Paul ,   West Publishing Co. Minn.      1981 
 - xl,1110p  cm. 
<br/><br/><label>Standard No.: </label>28,139 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z73,2673y7, M1