8.8cm PaK 43 auf Krupp-Ardelt leichter Waffenträger Traction-Avant The D-20 was the first

The D-20 was the first 152-mm cannon system to incorporate a semiautomatic vertical-sliding-wedge breech block

as tensions between western countries and the Soviet Union grew

Studies of the DC 6 were started during World War Two

one of them being a Messerschmitt Me-262 jet

Later modifications included perforated dive brakes

8.8cm PaK 43 auf Krupp-Ardelt leichter Waffenträger Traction-Avant The D-20 was the firstTowards the laset months of WW the Ardelt Krupp designteam concepted the le Einheitswaffentrger 88cm IFH, which based on chassis components already used in the Hetzer and 38 D vehicle series with the aircooled 12 Tatra Diesel engine . As only aminimum of protection was intended, the weight could be limited to 15 tons to give a higher mobility. Till end fo the war only few prototypes were built.