Air encircling marine propeller apparatus
Air encircling marine propulsion apparatus
Air induction system for tunnel mounted surface piercing...
Anti-ventilation means for marine gear case
Anti-ventilation plate
Apparatus for reducing cavitation erosion
Arrangement in boat propeller installations
Assembly and method to attach a device such as a hydrofoil...
Boat construction
Boat hull and propulsion system or the like
Boat hull tunnel extension
Boat hull with flow chamber
Boat hull with flow chamber
Boat hull with tunnel structure
Boat tunnel apparatus and method
Bottom assembly for surface propeller propulsion systems
Cavitation suppressing ducted propeller system
Combined propulsion and steering system for a motor boat with an
Course-stable, fast, sea-going ship comprising a hull that...
Device for changing the direction of travel of a watercraft