[1] Fassbender was a member of the Hessian State Parliament from 1946 until 12 February 1948, when he resigned because he was elected Hessian member of the Bizone Economic Council (until 1949).
In 1953 he was elected as a direct candidate in the Waldeck constituency of the Bundestag.
Biographisches Handbuch der Mitglieder des Deutschen Bundestages.
1949–2002 [Biographical Handbook of the Members of the German Bundestag.
This biography article about a member of the German Free Democratic Party (FDP) is a stub.