EntityQ123778· pop 14· linked from 17 articlesCarl Roman AbtSign in to saveSwiss inventor (1850–1933)ConnectionsSwitzerlandCountryBoliviaCountryInternational Standard Book NumberEntityLucerneEntitymechanical engineeringEntityrail transportEntityGerman ConfederationEntitynationalizationEntityHarzEntityfunicularEntityrailroad switchEntityHistorical Dictionary of SwitzerlandEntityrack railwayEntityLeibniz University HannoverEntityhonorary degreeEntityBünzenEntitySwiss National LibraryEntitypassing loopEntityGotthard railwayEntityAmerican Society of Mechanical EngineersEntityCategories1850 births1933 deaths19th-century Swiss engineers19th-century Swiss inventors20th-century Swiss engineersPeople from Muri DistrictRack railwaysSwiss expatriates in FranceSwiss mechanical engineersSwiss rail transport pioneersSwiss railway mechanical engineers