TY  - BOOK
AU  - Sangal P.S
AU  -  Kishore Singh
TI  - Indian Patent System and Paris Convention :  Legal Perspectives    
U1  - Z2,2673, M7 
PY  - 1987///
CY  - Allahabad
PB  - Wadhwa and Company India      
KW  - PATENT
ER  -