Narayanan P. Au. <br/><br/>
Patent law 

 - 2nd 
 - Calcutta  Eastern law house India       1985 
 - 1369p  cm. 
<br/><br/><label>Standard No.: </label>7,435 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z2:2673, M5