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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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1 apr 1941 anni - Heinrich Focke, a German engineer designed the Focke-Achgelis Fa 269, which had two rotors that tilted downward for vertical takeoff
Aggiunto al nastro di tempo:
CEC 4 Timeline: The Brief History of VTOL Aircraft
By
Abisharan Nedun
5 nov 2023
0
0
78
Data:
1 apr 1941 anni
Adesso
~ 84 years ago
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