. . "Congressional hearings and reports" . . . "Law--United States (General)--Intellectual property--General" . "General" . . . . "Law--United States (General)--Intellectual property--General--Congressional hearings and reports" . "KF2973" . . "Not used in Library of Congress" . "see KF25"@en . . . "Congressional hearings and reports" . . . "General" . "Law--United States (General)--Intellectual property--General" . "Not used in Library of Congress" . "see KF25"@en . "KF2973" . .