DK43791C
(en )
1931-03-02
Procedure for driving down cladding pipes and for casting concrete piles in the ground.
FR703258A
(en )
1931-04-28
Improvements in construction methods for roadways, concrete surfaces, foundations and similar structures
FR708148A
(en )
1931-07-20
Improvements to concrete pilings cast in the ground
DK48773C
(en )
1934-05-22
Procedure and Device for the Execution of Concrete Piles Cast in the Ground by the Use of a Cladding Pipe in this provisionally framed.
DK42729C
(en )
1930-08-11
Iron plank for bracing the walls in building excavations.
AT136569B
(en )
1934-02-26
Method of driving pile-driving pipes for the purpose of pouring concrete piles into the ground.
FR693582A
(en )
1930-11-21
Reinforced concrete pile
DK47852C
(en )
1933-10-09
Device for Fastening Concrete Slabs in Buildings.
DK48897C
(en )
1934-06-18
Machine for Casting Cement or Concrete pipes and the like.
ES116172A1
(en )
1930-04-01
Procedure for the construction of miradors or galleries in reinforced concrete pieces.
DK46791C
(en )
1933-01-16
Foundation for Roads, Streets, Farms and the like.
DK46703C
(en )
1933-01-02
Sand dryer for asphalt concrete mixers.
ES115159A1
(en )
1929-12-16
Improvements in the formwork of reinforced concrete floors.
FR702445A
(en )
1931-04-08
New reinforced concrete elements
DK43569C
(en )
1931-01-05
Device for Raising and Laying Flagpoles.
AU1961229A
(en )
1930-05-20
Improvements in concrete pipe construction
ES107367A1
(en )
1928-08-16
Concrete pavement and boulder.
DK36165C
(en )
1926-06-28
Device for Forcing the Column Forms in Reinforced Concrete Building.
AU1071527A
(en )
1928-12-18
Concrete pipe formation in situ and means therefor
AU1133628A
(en )
1928-12-18
Concrete pipe formation in situ and means therefor
FR737959A
(en )
1932-12-19
Fast reinforced concrete construction
GR2387B
(en )
1929-07-26
METHOD OF INSULATION OF SUPPORT PIPES FOR SPILLING IN THE GROUND FLOOR OF CONCRETE.
FR680703A
(en )
1930-05-05
Device for sharpening piles, poles, stakes and the like
FR735362A
(en )
1932-11-07
Reinforced concrete foundations
DK43610C
(en )
1931-01-19
Transport device for ready-mixed concrete.