During the war, SNCASE worked on an autogyro known as the SE.700, which flew for the first time in 1945. This three-seater could take off from where it stood by changing the pitch of the rotor. The airscrew was also of the variable-pitch type.

Technical data for SE.700

Number of seats: 2, engine: 1 x Bearn 6 DO 5 rated 350hp, rotor diameter: 16.0m, length: 6.55m, height: 3.85m, cruising speed: 220km/h, cruising speed: 159êì/÷, max. speed: 266km/h, min. speed: 45km/h, absolute ceiling: 4500m range: 660km