Background
Demmler, John N. was born on October 31, 1904 in Kewanee, Illinois, United States. Son of Henry Louis and Ella Blanche (Nowry) Demmler.
Demmler, John N. was born on October 31, 1904 in Kewanee, Illinois, United States. Son of Henry Louis and Ella Blanche (Nowry) Demmler.
Bachelor of Science in Mechanical Engineering Illinois, 1926.
Partner William Demmler & Brothers, Kewanee, Illinois, 1926-1950. President Demmler Manufacturing Company, 1950-1968, retired, 1968.
Member Tau Beta Pi. Clubs: Union League (Chicago). Midland Country (Kewanee). Lodges: Masons, Elks.
Married Jeannette Smith, June 20, 1929. Children: Alice Barth, Martha, Jean Kane.