FR1007773A
(en )
1952-05-09
Building stone
DK75357C
(en )
1953-01-26
Method of making concrete.
FR940997A
(en )
1948-12-29
Formwork improvements for concrete facings
DK77370C
(en )
1954-04-05
Method of making begmastic.
DK71136C
(en )
1950-06-19
Reinforced ceiling slab of wood concrete.
AT164542B
(en )
1949-11-25
Process for the production of frost-resistant concrete or mortar
FR1001586A
(en )
1952-02-25
auxiliary equipment for the construction of concrete ceilings
AT186836B
(en )
1956-09-25
Formwork for concrete
DK75840C
(en )
1953-05-11
Method for electric heating of reinforced concrete.
FR1097202A
(en )
1955-07-01
Building or formwork for building construction
DK76101C
(en )
1953-07-13
Method for casting concrete walls.
FR1002001A
(en )
1952-03-03
Building stone for constructions
FR937372A
(en )
1948-08-16
Advanced formwork for concrete facings
DK78600C
(en )
1954-12-13
Machine for making building blocks.
FR971289A
(en )
1951-01-15
Construction of reinforced concrete buildings
AT175689B
(en )
1953-08-10
Building block
FR1004336A
(en )
1952-03-28
Formwork for the construction of concrete buildings
ES17783Y
(en )
1949-03-01
Concrete block for precast buildings.
DK74981C
(en )
1952-11-17
Process for the production of skin joints in concrete roadways.
CH266842A
(en )
1950-02-28
Construction element and method for its manufacture.
FR1006601A
(en )
1952-04-25
scaffolding for buildings
DK73149C
(en )
1951-10-01
Method for manufacturing building blocks.
FR928716A
(en )
1947-12-05
Precast reinforced concrete brick
DK74796C
(en )
1952-10-06
Tools for smooth scraping of mortar or plaster.
FR976777A
(en )
1951-03-22
Reinforced concrete slab roofing