Wave powered vessel

Wave propulsion device

Weed cutter for a craft propelled by a water jet

Weed eater prop

Weed guard for an electric trolling motor

Weed guard for trolling motors

Weed removal apparatus for a jet pump propelled watercraft

Winch with two speed ratio drum

Wind powered apparatus

Wind propelled apparatus

Wind turbine operated sailboat

Wind-powered water-craft

Wing to swim or row

Wingsail craft and wingsails therefor

Wingsail stalling

Wishbone boom attachment for sailboards

Wishbone boom for sailboats

Working sails and method for furling them while aloft

Working sails and methods for furling them while aloft