Automatically releasable connectors
Automatically retractable steps for watercraft
Autonomous container ship
Autonomous container ship with hull incorporating a...
Auxiliary propulsion system
Axially flexible coupling bar connecting push-towed boat...
Baby float having swivel seat
Back pack boat
Bailer for boats
Balancing system for a sailing boat
Ballast system for boats
Ballast system for tension leg platform
Ballast system for tension leg platform
Ballasting of semi-submersible rig
Band magazine with anchor band
Barge
Barge and walkway connection system
Barge carrying transport vessel
Barge construction
Barge construction and freight hauling system