thumb|right|Zuse Z1 replica in the German Museum of Technology in Berlin In 1937, Zuse submitted two patents that anticipated a von Neumann architecture. In 1938, he finished the Z1 which contained some 30,000 metal parts and never worked well due to insufficient mechanical precision. On 30 January 1944, the Z1 and its original blueprints were destroyed with his parents' flat and many neighbouring buildings by a British air raid in World War II.
thumb|right|Zuse Z1 replica in the German Museum of Technology in Berlin In 1937, Zuse submitted two patents that anticipated a von Neumann architecture. In 1938, he finished the Z1 which contained some 30,000 metal parts and never worked well due to insufficient mechanical precision On 30 January 1944 th,e Z1 and its original blueprint.s were destroyed with his parents' flat and many neighbouring buildings by a British air raid in World War II.