Patent Act, 1970 

 - Lucknow  Eastern Book Company India       1973 
 - p.1-172  cm. 
<br/><br/><label>ISBN: </label> Rs.8/- 
<br/><br/><label>Standard No.: </label>23,668 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z2;2673qN70, L3