Flakpanzer is a German term for anti-aircraft tanks (`flak` is derived from Fl```ug```a```bwehr```k```anone``, literally `aircraft defence cannon`; `panzer` is derived from Panzer`kampfwagen, literally `armored fighting vehicle`). Vehicles referred to by this name developed over the course of World War II, and into the Co... Found on http://en.wikipedia.org/wiki/Flakpanzer
(from the article `tactical weapons system`) The Swiss Flakpanzer antiaircraft tank uses a three-man crew to operate the tank, its radar-controlled firing system, and twin 35-millimetre guns ... Found on http://www.britannica.com/eb/a-z/f/33