71396 ⎘
Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction; Propellers comprising blades of two or more different types, e.g. different lengths
VESSEL PROPELLING SYSTEM AND ASSEMBLY
#2Rotatable Blade Apparatus With Individually Adjustable Blades
#3Hybrid propulsor for watercraft
#4Vessel propelling system and assembly
#5Hybrid propulsor for watercraft
#6Propeller for a water vehicle
#7Torque boosting propeller device
#8Marine drives and methods of making marine drives so as to minimize deleterious effects of cavitation
#9Marine drives and methods of making marine drives so as to minimize deleterious effects of cavitation
#10Marine drives and methods of making marine drives so as to minimize deleterious effects of cavitation
#11Marine drives and methods of making marine drives so as to minimize deleterious effects of cavitation