Abstract Records, 1933-1961, of patents issued to Michigan College of Mining and Technology in Houghton, Michigan relating to copper extrusion research conducted by university faculty members from the Department of Mechanical Engineering: Rex R. Seeber, Griffith N. Thresher and Almon P. Young. From 1934-1956 the extrusion research known as the Copper Fittings Research Project resulted in the issuance of 3 U.S. Patents, 15 foreign patents and 2 U.S. patent applications. Records include correspondence,...