TY  - BOOK
AU  - Wadehra B.L.
TI  - Patents, Trade Marks Copyright and Designs
SN  - 8175341277
U1  - Z2,267, N9 
PY  - 1999///
CY  - Delhi
PB  - Universal Law Publishing Co. Pvt. Ltd. India   
KW  - Intellectual Propeerty Law
ER  -