Download or read book Journal of the Franklin Institute written by Franklin Institute (Philadelphia, Pa.) and published by . This book was released on 1918 with total page 898 pages. Available in PDF, EPUB and Kindle. Book excerpt: Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-59. Cf. Index to v. 1-120 of the Journal, p. [415]