The Hotchkiss H39 was re-designed from her family H tank series for the French Army Cavalry tank in 1938~39. The H39 was armed with the longer L/33 gun and 120PS motor. Large number of this tank fell to German hand in 1940 invasion. Many of these H tank, after modification were issued to German units from 1941. 24 of these H39 were re-build to carry a German made 7.5cm PaK 40 anti-tank gun in 1942 by German? Panzer Artillerie Regiment 155 of 21 Panzer division service in Normandy area and were in action during D-day invasion in 1944.