Erfinden/Widerlegen Poster Erfinden/Widerlegen Amazon » eBay » The film "Erfinden/Widerlegen" from 1989.. Erfinden/Widerlegen Details Title: Erfinden/WiderlegenYear: 1989 Rate this title Have you seen Erfinden/Widerlegen? Rate it between 1 to 10 below. Log in to your account if you want to rate this title.