sentences:  The business was founded 1 July 1920 by Gotthard Drögmöller from Mecklenburg.Originally the Drögmöllers were built on a Mercedes-Benz chassis, but in 1965 the firm started to build complete vehicles, following the pattern established more than a decade earlier by Ulm-based Setra.Drögmöller gained market exposure by producing touring coaches with so called theatre or panorama seating