Download or read book Annual Report of the Commissioner of Patents written by United States. Patent Office and published by . This book was released on 1861 with total page 506 pages. Available in PDF, EPUB and Kindle. Book excerpt: Prior to 1862, when the Department of Agriculture was established, the report on agriculture was prepared and published by the Commissioner of Patents, and forms volume or part of volume, of his annual reports, the first being that of 1840. Cf. Checklist of public documents ... Washington, 1895, p. 148.