SM-70
The SM-70 (Splittermine Modell 1970) is an Czechoslovakia - 100 prototypes / East German directional fragmentation antipersonnel mine developed specifically to combat Republikflucht (defection) across the Inner German Border (Grenze) into West Germany. == Design == Erich Lutter, an SS leader who headed Department II D 4 (weapons) in the Reich Security Main Office, developed the concept in 1942 for automatic shooting systems on the fences of concentration camps and ghettos known as Scharfschützenmine (Sniper mine).