. . . . . "Telecommunications Equipment Research and Manufacturing Competition Act hearings before the Subcommittee on Communications of the Committee on Commerce, Science and Transportation, United States Senate, One Hundred First Congress, second session, on S. 1981, to permit the Bell Telephone Companies to conduct research on, design, and manufacture telecommunications equipment ... April 25 and May 9, 1990"@en . . . . . . . "Telecommunications Equipment Research and Manufacturing Competition Act : hearings before the Subcommittee on Communications of the Committee on Commerce, Science and Transportation, United States Senate, One Hundred First Congress, second session, on S. 1981, to permit the Bell Telephone Companies to conduct research on, design, and manufacture telecommunications equipment, and for other purposes, April 25 and May 9, 1990"@en . . . . . . .