Carl Elsener Sr. Carl Elsener Sr. Carl Elsener Sr. (also known as Charles Elsener, born 6 July 1922 in Ibach, † 1 June 2013 in Schwyz) was a Swiss entrepreneur. Carl Elsener was the grandson of Karl Elsener (1860-1918) and the son of Carl Elsener (1886-1950). Karl Elsener had opened a factory in Ibach for the production of knives and surgical instruments, from which the knife factory Victorinox developed. Carl Elsener led the company initially with his father and his brother Eduard Elsener (b. 1926). After the death of his father in 1950, he took over the management. The Swiss Army Knife is
Karl Rothenburg Karl Rothenburg Karl Rothenburg (8 June 1894 – 28 June 1941) was a German officer in the Wehrmacht during World War II. He was a recipient of both the Pour le Mérite (of World War I) and the Knight's Cross of the Iron Cross of Nazi Germany. Between wars he served as a commander in the police force, before returning to the Wehrmacht in 1934. During World War II he was the commander of a Panzer Regiment of the 7th Panzer Division. Rothenburg was killed six days into the invasion of the Soviet Union on 28 June 1941 near Minsk,