▁bought ▁N it sche ▁out ▁in ▁ 1 8 5 3 ▁and ▁from ▁then ▁on ▁ran ▁the ▁firm ▁as ▁the ▁only ▁owner . ▁Until ▁ 3 0 ▁June ▁ 1 8 8 8 ▁he ▁was ▁the ▁general ▁manager ▁of ▁the ▁company , ▁but ▁then ▁pulled ▁out ▁of ▁the ▁firm ▁entirely . ▁ ▁The ▁company ' s ▁production ▁in ▁support ▁of ▁the ▁military ▁and ▁the ▁railway ▁industry ▁resulted , ▁in ▁the ▁ 1 8 6 0 s , ▁in ▁Schw art zk op ff ▁being ▁granted ▁the ▁title ▁of ▁Kom mer zien rat , ▁a ▁historical ▁title ▁con ferred ▁on ▁distinguished ▁industrial ists ▁or ▁financi ers . ▁In ▁ 1 8 6 7 , ▁when ▁the ▁production ▁of ▁goods ▁locomot ives ▁for ▁the ▁Lower ▁S iles ian - M är k ische ▁Railway ▁began , ▁Schw art zk op ff ▁moved ▁the ▁general ▁engineering ▁side ▁of ▁the ▁business ▁to ▁a ▁newly ▁acquired ▁site ▁in ▁A cker str asse , ▁whilst ▁the ▁core ▁business ▁expanded ▁on ▁the ▁previous ▁sites ▁at ▁Ch aus se est ras se ▁ 1 9 ▁and ▁ 2 3 . ▁Schw art zk op ff ▁had ▁also ▁acquired ▁the ▁site ▁at ▁Sch ering str asse ▁ 1 3 - 2 8 ▁in ▁Berlin - G es und br un nen . ▁ ▁At ▁the ▁end ▁of ▁the ▁ 1 8 8 0 s ▁Schw art zk op ff ▁was ▁appointed ▁to ▁the ▁Council ▁of ▁State ▁for ▁the ▁Pr uss ian ▁Government ▁( St a ats rat ▁der ▁Pre uß ischen ▁Regierung