Sangal P.S. Au. <br/><br/>
Indian patent system and pairs convention 

 - Allahabad  Wadhwa and comp. India       1987 
 - xii,191p  cm. 
<br/><br/><label>Standard No.: </label>9,220 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Indian patent systems
<br/><br/><label>Dewey Class. No.: </label>Z2,2673z7, M7