Collapsible tension-compression variable hull structure
Collapsible watercraft
Collar assembly for watercraft
Collision-resistant double-skin structure
Column stabilized semisubmersible pipelaying barge
Column-stabilized offshore platform with water-entrapment...
Combination anchor line adapted for passage over fairlead...
Combination boat and luggage carrier
Combination mooring system
Combination pressure-vacuum relief and antipollution valve
Combined buoy and anchor device
Combined catenary and single anchor leg mooring system
Combined foam and inflatable collar assemblies for watercraft
Compact multicompartment craft
Compact towing system for underwater bodies
Component part of a catenary anchor line, anchor line...
Composite boats
Composite platform for petroleum workings in polar seas
Compound ship capable of navigating in ice
Compressed air, pressure-sensing actuator