Fuel-efficient watercraft with improved speed, stability, and sa
Fume exhaustion safety device
Functional unit installation in a warship
Furling and unfurling device for asymmetric sails
Furling boom
Furling device for a sailing boat
Furling drum with fixed guard
Furling element
Furling foil for sailing vessel
Furling line tension control for roller-reefing drum
Furling sail and means for turning mast
Furling sail system
Furling sail with protective panels
Furling stay cover
Furling system for sailboats