|
DK8304C
(en)
|
|
Device for Propulsion of Ships.
|
|
FR363112A
(en)
|
|
Nautical thruster
|
|
FR363031A
(en)
|
|
Submarine boat
|
|
FR362499A
(en)
|
|
Thruster for ships
|
|
FR370672A
(en)
|
|
Underwater torpedo boat
|
|
DK8569C
(en)
|
|
Device by Ships.
|
|
DK8170C
(en)
|
|
Regulation device for submarine buoyancy.
|
|
DK8675C
(en)
|
|
Ship hull.
|
|
FR362443A
(en)
|
|
Boat thruster
|
|
CH37317A
(en)
|
|
Boat thruster
|
|
FR371444A
(en)
|
|
Thruster
|
|
FR383040A
(en)
|
|
Thruster for ships
|
|
FR370131A
(en)
|
|
Propellers for ships
|
|
FR372910A
(en)
|
|
Propeller
|
|
DK8721C
(en)
|
|
Ship construction.
|
|
DK8661C
(en)
|
|
Ship propeller.
|
|
DK8832C
(en)
|
|
Ship propeller.
|
|
DK8814C
(en)
|
|
Device for sailing boats.
|
|
FR379850A
(en)
|
|
Unsinkable boat system
|
|
DK8294C
(en)
|
|
Device for remotely detecting the presence of metallic bodies such as ships.
|
|
FR371267A
(en)
|
|
Defense for boats
|
|
DK8761C
(en)
|
|
Device for Searching for Sea Mines.
|
|
CH41199A
(en)
|
|
Boat thruster
|
|
DK8977C
(en)
|
|
Procedure for Purifying Water.
|
|
ES37412A3
(en)
|
|
Boat thrusters improvements.
|