Martin 404 / Piedmont Space and Rockets 31 in) MG 17 machine-guns

31 in) MG 17 machine-guns in the fuselage top decking

It faced difficulties as an escort fighter during the Battle of Britain due to its lack of maneuverability in dogfights with the agile Spitfire and Hurricane

although following consultation with launch customer Lufthansa

P-6E Hawk airplane model

so the airplane was lighter and had less drag

Martin 404 / Piedmont Space and Rockets 31 in) MG 17 machine-gunsMartin 404 Piedmont Airlines airplane model. Attempting to gain a share of the post World War II demand for civil airliners, the Glenn L. Martin Company flew the prototype of a twin engine 36 40 seat transport airplane designated Martin 2 0 2 on November 22, 1946, entering service in 1947. Also in 1947, Martin had flown another prototype airplane called the 3 0 3, but as a result of the loss of a 2 0 2 in 1948 due to wing structural failure, it was