TY - BOOK AU - Francis, W. H. TI - Cases and Materials on Patent Law SN - 9780314162601 U1 - 346.730486 PY - 2007/// CY - St Paul PB - West KW - Patents N1 - Table of Contents: Part 1: Secrecy as a Protective Means Part 2: Patents Part 3: Copyrights Part 4: Trademarks Part 5: Federal Pre-emption Index ER -