DK44084C
(en )
1931-05-04
Procedure for the manufacture of reinforced concrete articles.
FR662805A
(en )
1929-08-12
Reinforced concrete construction process
FR660294A
(en )
1929-07-09
Reinforced concrete tank
ES111940A1
(en )
1929-05-16
New procedure for the construction of reinforced concrete roof-floors.
DK43696C
(en )
1931-02-09
Method of Manufacturing Concrete.
DK42012C
(en )
1930-04-07
Concrete Impregnation Procedure.
ES116172A1
(en )
1930-04-01
Procedure for the construction of miradors or galleries in reinforced concrete pieces.
ES115159A1
(en )
1929-12-16
Improvements in the formwork of reinforced concrete floors.
ES112235A1
(en )
1929-06-16
Viguitas of reinforced concrete.
FR650187A
(en )
1929-01-05
Tubular reinforced concrete construction
ES106967A1
(en )
1928-06-01
Procedure for the construction of reinforced concrete chimneys.
DK39553C
(en )
1928-12-03
Procedure for the manufacture of bricks or other bricks.
ES108906A1
(en )
1928-09-16
Adiethermic concrete.
DK41231C
(en )
1929-12-09
Procedure for the manufacture of iron retaining walls.
DK43098C
(en )
1930-10-06
Procedure for Foundation of Structures.
DK40096C
(en )
1929-04-29
Procedure for Improving the Hydraulic Properties of Portland Elements.
DK39311C
(en )
1928-10-01
Procedure for the production of cement concrete mixtures.
DK41100C
(en )
1929-11-18
Concrete mixer.
ES110264A3
(en )
1928-12-16
A perfected procedure for the manufacture of cement concrete.
DK55967C
(en )
1939-03-20
Procedure for the manufacture of cement or concrete articles.
DK41963C
(en )
1930-03-31
Procedure for the Manufacture of Pavement Material.
FI12032A
(en )
1928-06-05
Reinforced concrete building board
FR681074A
(en )
1930-05-09
Reinforced concrete floor
DK41112C
(en )
1929-11-18
Hydraulic Cement.
DK44473C
(en )
1931-08-10
Procedure for the manufacture of fertilizers.