Patents : hearings before the Committee on Patents, United States Senate, Seventy-seventh Congress, Second session, on S.2303, a bill to provide for the use of patents in the interest of national defense or the prosecution of the war, and for other purposes
Pt. 3-10 also contain Hearings on S.2491, a bill to amend the patent laws, to prevent suppression on inventions, to promote the progress of science and the useful arts, and for other purposes. ; Homer T. Bone, chairman. ; Paged continuously. ; pt. 1. Hearings, April 13,14,15,16, and 17, 1942.-- pt. 2. Hearings, April 20,21,23,24, and 25, 1942.-- pt. 3. Hearings, April 27, 28, 29, and 30, May 1 and 2, 1942.-- pt. 4. May 4, 6, 7, and 8, 1942.-- pt. 5. Hearings, May 13 and 16, 1942.-- pt. 6. Hearings, May 20, 21, and 22, 1942.-- pt. 7. Hearings, July 31, August 3 and 4, 1942.-- pt. 8. Hearings, August 4, 5, and 12, 1942.-- pt. 9. Hearings, August 18, 19, 20, and 21, 1942.-- pt. 10. Index. ; Mode of access: Internet.