Messerschmitt Bf 109 11 July 1938 when Erhard Milch finally allowed Willy Messerschmitt to acquire the company. All Messerschmitt aircraft that originated after that date, such as the Me 210, were to carry the "Me" designation. Despite regulations by the RLM, wartime documents from Messerschmitt AG, RLM and "Luftwaffe" loss and strength reports continued to use both designations, sometimes even on the same page. All extant airframes bear the official "Bf 109" designation on their identification plates, including the final K-4 models. The aircraft was often referred to by the folk-designation, 'Me 109', particularly by the Allies. The aircraft was often nicknamed "Messer"
Messerschmitt Me 209 Messerschmitt Me 209 The first Messerschmitt Me 209 was a single-engine racing aircraft which was designed for and succeeded at breaking speed records. This Me 209 was a completely new aircraft whose designation was used by Messerschmitt as a propaganda tool. Although the aircraft was designed only to break speed records, it was hoped that its name would associate it with the Bf 109 already in combat service. The designation "Me 209" was given for propaganda purposes to cause confusion with the Messerschmitt Bf 109, the "Luftwaffe"s primary fighter throughout World War II. It was later reused for the actual