FR1481972A
(en )
1967-05-26
Improvements to installations for work at sea, lakes, lagoons and the like
ES196548Y
(en )
1975-08-01
A TAP VALVE DEVICE.
NL7501893A
(en )
1975-08-25
SONAR DEVICE.
FR94851E
(en )
1970-01-16
Floating vessels intended to serve as floating platforms.
NL152632B
(en )
1977-03-15
UNDERWATER WELL NOZZLE DEVICE.
FI47061C
(en )
1973-09-10
Device on ships.
NO740310L
(en )
1974-10-01
Water jet propulsion device.
NL7506731A
(en )
1975-12-10
STACKING DEVICE EQUIPPED WITH TIN-PLATE LEVELS.
NL181787B
(en )
1987-06-01
HYDRAULIC IMPACT DEVICE.
DK114257B
(en )
1969-06-09
Pill for placement on the seabed.
NL7411485A
(en )
1975-08-05
WATER CONTROL DEVICE.
DK124783B
(en )
1972-11-20
Underwater signaling equipment.
OA02311A
(en )
1970-05-05
Improvements to installations for work at sea, lakes, lagoons and the like.
AT272981B
(en )
1969-07-25
Device for removing polluted surface water, especially from swimming pools or the like.
FR96425E
(en )
1972-06-30
Improvements made to structures such as platforms for underwater work.
DK122651C
(en )
1974-06-24
Mooring facilities for ships.
NL141837B
(en )
1974-04-16
ONE-POINT LAKE BUOY.
NL143672B
(en )
1974-10-15
PIPE OR PIPE GROUP PLACED ON THE BOTTOM OF A SEA, RIVER OR THE LIKE.
SE7407237L
(en )
1974-12-06
ACOUSTICS SURFACE WATER DEVICE.
BE597621A
(en )
1961-03-15
Device for the reduction of the resistance responsible for the layers of water produced along the ships.
FR93445E
(en )
1969-03-28
Portable apparatus for elongations.
FR1507979A
(en )
1967-12-29
Switching device, forming a mixer-regulator for liquids or the like
OA03265A
(en )
1970-12-15
Aerial oil tank at sea.
CH552683A
(en )
1974-08-15
CATHODIC PROTECTIVE DEVICE.
FR1406984A
(en )
1965-07-23
Advanced mooring buoy