The Panzerbüchse 38 anti-tank rifles were designed by B. Brauer and built by the Gustloff-Werke in Suhl, Thuringia in central Germany. These weapons were known for their lack of reliability in the field, as dirt tend to jam the systems. Between 1939 and 1940, 1,408 of these weapons were built. So... C. Peter Chen from ww2db.com