Patent term extension legislation : hearing before the Subcommittee on Intellectual Property and Judicial Administration of the Committee on the Judiciary, House of Representatives, One Hundred Second Congress, first session, on H.R. 1314, H.R. 2192, H.R. 2255, H.R. 2805, S. 525, S. 967, S. 968, and S. 969 ... October 31, 1991.
Coverage: Washington : U.S. G.P.O. : 1993.