Marine propulsion device with gaseous boundary layer for thrust

Marine propulsion device with gaseous boundry layer for a thrust

Marine propulsion mechanism for water craft

Marine propulsion pump with two counter rotating impellers

Marine propulsion system

Marine propulsion system

Marine propulsion system

Marine propulsion system with a tilted in-line engine

Marine propulsion system with bypass eductor

Marine propulsion unit

Marine propulsion unit

Marine propulsion unit having exteriorly accessible clean-out ca

Marine propulsor

Marine reaction thruster

Marine vehicle propulsion system

Marine vessel with internal combustion engine having an exhaust

Marine vessel with internal combustion engine having an exhaust

Method and apparatus for controlling a water-jet driven...

Method and apparatus for controlling a waterjet-driven...

Method and apparatus for controlling a waterjet-driven...