After completing secondary school in 1958 and training as a car mechanic, which he finished in 1961, Koslowski graduated from high school in 1963. He then studied at the Technical University of Dresden until 1969, where he graduated as a graduate engineer. From 1969 to 1990 he held a medium technical management position in mechanical engineering.
Koslowski became a member of the CDU in 1968, where he was district chairman in Nauen from 1990 to 1993 and a member of the Brandenburg state board and from 1994 a member of the Uckermark district association . From March 18 to October 2, 1990 he was a member of the People's Chamber and was a member of the budget committee. He was then a member of the German Bundestag from October 3 to December 20, 1990 . In the 1990 Bundestag election he did not succeed in re-entry, but from 1991 he was secretary of the CDU state group Brandenburg in the Bundestag. In the 1994 federal election, he succeeded in entering the Brandenburg state list.
- Rudolf Vierhaus , Ludolf Herbst (eds.), Bruno Jahn (collaborators): Biographical manual of the members of the German Bundestag. 1949-2002. Vol. 1: A-M. KG Saur, Munich 2002, ISBN 3-598-23782-0 , p. 448.
- Entry in the data manual of the German Bundestag ( Memento from March 14, 2012 in the Internet Archive )
|BRIEF DESCRIPTION||German politician (CDU), Member of the Bundestag, Member of the Bundestag|
|DATE OF BIRTH||January 18, 1942|
|PLACE OF BIRTH||Falkensee , Osthavelland district|
|DATE OF DEATH||July 8, 2008|