Freely-floating wind power plant
Parallel fluid flow wind and water mills
Personal floatation and rescue device
Rotary wind-powered propulsion system for boats
Sailing craft mainsail and auxiliary propulsion means therefor
Sailing system
System for propulsion of boats by means of winds and streams and
System for providing wind propulsion of a marine vessel...
Vertical axis wind turbine rotor construction
Wind and water motor
Wind powered boat
Wind propulsion devices
Wind propulsion for all types of vehicles and stationary machine
Wind-driven vessel
Wind-powered vehicle
Wind-powered water-craft