Report and minutes of evidence taken before the Select Committee of the House of Lords appointed to consider of the bill, intituled, "An act further to amend the law touching letters patent for inventions;" and also of the bill, intituled, "An act for the further amendment of the law touching letters patent for inventions;" and to report thereon to the House. Session 1851. Ordered, by the House of Commons, to be printed, 4 July, 1851
Great Britain. Parliament. House of Lords. Select Committee to Consider of the Patent Law Amendemnt Bill