During World War I, Flettner developed the servo tab/anti-servo tab, and working under the aegis of Graf Zeppelin, he worked on remote control and pilotless aircraft.
While working under the aegis of Graf Zeppelin, he worked on the develoment of pilotless aircraft. During World War I, Flettner developed the servo tab/anti-servo tab.
During World War I, Flettner developed the servo tab/anti-servo tab. While working under the aegis of Graf Zeppelin, he worked on the develoment of pilotless aircraft.
During World War I, Flettner developed the servo tab/anti-servo tab. While working under the aegis of Graf Zeppelin, he worked on the develoment of pilotless aircraft.