Marine propulsion
Jet drive
Having means to increase fluid drive means efficiency
Inventor
active
Driving device for an outboard motor
Fresnel lens sheet and rear projection screen using it
Fresnel lens sheet and rear projection screen using it
Impeller for turbo pump for water jet propulsion machinery, and
Jet pump system for a water jet propelled boat
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Profile ID: LFUS-PAI-P-762481