Subsonic Hypertube Vehicle Including Contra-rotating Compressor
Hypertube Vehicle Running System with Appartus for Emergency Braking
Subsonic Hypertube Vehicle Including Active Apparatus for Driving Stabilization
LINEAR PROPUSION SYSTEM FOR MAGNETIC LEVITATION VEHICLE
Apparatus for Cooling Electric Rail for Hyper-Tube And Control Method Therefor
Unmanned Aerial Vehicle and Controlling Method Therefor
NULL-FLUX LEVITATION APPARATUS FOR MAGNETIC LEVITATION VEHICLE AND SYSTEM
Coolant for cooling compressed air of hyper tube train and compressed air cooling system using same