This aircraft apparently had 2 or more control rotors but it is not clear how they were configured and what their exact purpose was. The original configuration also included secondary rotors to cool the engine but these were deemed ineffective.
de Bothezat's patent for the machine is US Patent 1,573,228.
VTOL type: Helicopter
Lift devices: 4 in Multi-rotor configuration
Crew required: 1 in Single seater arrangement
Landing gear: Wheels (non-retractable)