TY  - BOOK
AU  - Durham, Alan L.
TI  - Patent law essentials: a concise guide 
SN  - 9780313353949
U1  - 346.730486 
PY  - 2009///
CY  - London
PB  - Praeger
KW  - Copyright protection
KW  - Patent law
KW  - Trademark law
ER  -