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 Kreibich (dermatologist) Karl Kreibich (dermatologist) Karl Kreibich (20 May 1869 – 30 December 1932) was an Austrian dermatologist born in Prague. In 1894 he obtained his doctorate from the German Medical Faculty at Prague, and performed his postgraduate studies in Vienna. At Vienna he spent six years as an assistant to dermatologist Moritz Kaposi (1837-1902). In 1903 he succeeded Adolf Jarisch (1850–1902) as head of the dermatology clinic at the University of Graz, and later on, succeeded Philipp Josef Pick (1834-1910) as professor of dermatology at the German University in Prague, where in 1923 he was appointed rector. Among his numerous written