Hearings, Ninetieth Congress, first session, pursuant to S. Res. 37, on S.597 United States Congress. Senate. Committee on the Judiciary. Subcommittee on Patents, Trademarks, and Copyrights. creator text xx Washington U.S.Govt.Print.Off. 1967 monographic eng

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4 v. 24 cm. Hearings held Mar. 15-Apr. 28, 1967. Copyright United States 340 67062380 740923 20160527194708.0 71241