sentences:  The company also produced trolleytrucks that were used in Gümmenen and Mühleberg Switzerland between 1918 and 1922 during the construction of a dam.It produced only light utility vans after 1919 when it was taken over by EFAG (Electrische Fahrzeuge AG).The Company "A. Tribelhorn & Cie. AG" began in 1902 in Feldbach with the production of automobiles and trucks.