Propeller shroud
Propeller shroud with load bearing structure
Propelling system for boat
Propellor protecting devices
Protective cage for an outboard motor and holding device...
Protective casing for water craft propellers
Protector against submerged objects
Replaceable skeg for a marine propulsion device
Safety propeller
Sailboat rudder-motor prop guard
Shroud for a hydro thrust device
Submarine countermeasure propeller protector
Thrust enhancing propeller guard assembly
Tubular duct for a ship propeller
Underwater protective system to inhibit marine growth
Weed deflector for an outboard motor water intake
Weed ring for trolling motor
Weedguard for electric trolling motor