Lockheed Unveils New Unmanned Quad Rotor Vertical Take-Off and Landing System
Lockheed Martin Procerus Technologies' new small vertical take-off and landing (VTOL) unmanned aircraft system gives warfighters, first responders and others ...
Lockheed Martin Procerus Technologies' new small vertical take-off and landing (VTOL) unmanned aircraft system gives warfighters, first responders and others ...