Patent law revision : Hearings before the Subcommittee on Patents, Trademarks, and Copyrights of the Committee on the Judiciary, United States Senate, Ninety-third Congress, first session, pursuant to S. Res. 56, on S. 1321, September 11, 12, and 14, 1973
Print Book, English, 1973 [i.e. 1974]
U.S. Govt. Print. Off., Washington, 1973 [i.e. 1974]
Government publications
iv, 715 pages : illustrations ; 24 cm
867314