 After graduation in 1929 he began to work at General Motors Radio where he supervised radio testing, and met Robert E. Mumma, who quickly began a friendship which lasted over 50 years.After supervising the liquidation of General Motors Radio in 1933, he conducted teleprinter communications research for Telecom Laboratories, a company financed by Charles Kettering of automotive pioneering fame through General Motors and Delco.Two years later he was hired by Harry Williams to be foreman on the Process Laboratory at the Frigidaire Division of General Motors, once again in Dayton.