Puri K.K <br/><br/>
Patent System in India 

 - Delhi  Bahri Brothers India         1971 
 - 221 
<br/><br/><label>Standard No.: </label>18,480 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PATENT
<br/><br/><label>Dewey Class. No.: </label>Z2,2673, L1