Method for modifying energy from heat of atmosphere and ecological motor for this method
PL403953A1
Energy efficient plane of the vertical takeoff and landing, especially with high lifting capacity
PL401768A1
Internal combustion engine, low speed for rotor of the helicopter
PL398318A1
Method for obtaining the melting point of metals and the ecological unit to the metallurgical process
PL397869A1
Rail system on the air-cushion, especially passenger rail
PL410277A1
Marine hydrodynamic propeller
PL385174A1
Hull of a ship with the controlled water surface boundary layer and the shipborne hydrodynamic propeller
PL385173A1
Air cushion boat with aerodynamic propeller
PL350953A1
Method of getting driving power from atmospheric heat and a multiple-circuit energy-accumulating engine system for pneumatically powering wheeled vehicles
