Karl Elsener (inventor) Karl Elsener (inventor) Karl Elsener (9 October 1860 - 26 December 1918) was a Swiss cutler, inventor and entrepreneur. Karl Elsener completed an apprenticeship as a knife maker in Zug. After some journeyman years he opened a factory in Ibach, Switzerland in 1884 for the manufacture of knives and surgical instruments. He invented the Swiss army knife in 1891 and developed his knife manufacturing company into what has become Victorinox. From 1912 to 1918 Elsener was a member of the cantonal parliament of the Canton of Schwyz. He was married three times. After him his son, Carl Elsener (1886-1950), and
Karl Bornhäuser Karl Bornhäuser Karl Bornhäuser (19 May 1868, in Mannheim – 27 March 1947, in Marburg) was a German New Testament theologian. He studied theology at the universities of Halle and Greifswald, where he was a student of Hermann Cremer. He worked as a clergyman in Sinsheim (from 1890) and Karlsruhe (from 1892), and as a regional pastor in Rastatt (from 1894). In 1902 he became an associate professor of systematic and practical theology at the University of Greifswald, and from 1907 to 1933, he taught classes as a full professor at the University of Marburg. From 1912 onward, he was