DK52896C
(en )
1937-03-30
Method of Manufacturing Concrete.
CH189342A
(en )
1937-02-28
U-shaped shuttering block for concrete structures.
DK52124C
(en )
1936-09-07
Method of Manufacturing Concrete.
DK52255C
(en )
1936-10-05
Method of Making Cement.
FR752671A
(en )
1933-09-28
Hydraulic cement
DK49240C
(en )
1934-09-10
Method for Manufacturing Reinforced Concrete Structures.
DK51672C
(en )
1936-05-25
Method for Manufacturing Reinforced Concrete Structures.
DK47256C
(en )
1933-04-24
Method of Manufacturing Hydraulic Cement.
DK50621C
(en )
1935-09-02
Method for Manufacturing Concrete Roads.
DK43696C
(en )
1931-02-09
Method of Manufacturing Concrete.
DK54753C
(en )
1938-05-16
Method for Manufacturing Plastic Cement and Concrete.
DK45583C
(en )
1932-04-25
Method of Manufacturing Hydraulic Cement.
ES128665A1
(en )
1933-03-01
An improved method of construction of reinforced concrete floors.
DK51444C
(en )
1936-03-23
Method of Making Cement.
CH167411A
(en )
1934-02-28
Building block.
GR3942B
(en )
1932-12-15
CEMENT MANUFACTURING METHOD.
FR759565A
(en )
1934-02-05
Cement
DK53381C
(en )
1937-08-02
Procedure for Placing Joints in Road Cladding of Concrete.
DK46143C
(en )
1932-09-05
Method for Manufacturing Bladder Concrete.
FR786536A
(en )
1935-09-05
Concrete construction
DK53003C
(en )
1937-04-26
Reinforced Concrete Structure Part and Method for Building Structures thereof.
GR3793B
(en )
1932-08-27
METHOD OF CONSTRUCTION OF EXTERNALLY REINFORCED CEMENT WALLS.
DK52912C
(en )
1937-04-05
Procedure for Manufacturing Reinforced Masonry.
DK50412C
(en )
1935-07-08
Method for Manufacturing Water Resistant Cement.
DK55967C
(en )
1939-03-20
Procedure for the manufacture of cement or concrete articles.