Drone aircraft

Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

1.1 : Top view of a first configuration of use;

1.2 : Perspective view of a first configuration of use;

1.3 : Perspective view of a second configuration of use;

1.4 : Perspective view of a third configuration of use;

1.5 : Perspective view of a third configuration of use;

1.6 : Perspective view of a fourth configuration of use.

Claims

I claim the ornamental design for a drone aircraft, as shown.