FR662327A
(en )
1929-08-14
Building construction
DK43696C
(en )
1931-02-09
Method of Manufacturing Concrete.
DK43764C
(en )
1931-02-23
Method for Manufacturing Porous Concrete.
DK52896C
(en )
1937-03-30
Method of Manufacturing Concrete.
DK42012C
(en )
1930-04-07
Concrete Impregnation Procedure.
DK46143C
(en )
1932-09-05
Method for Manufacturing Bladder Concrete.
DK45583C
(en )
1932-04-25
Method of Manufacturing Hydraulic Cement.
DK40119C
(en )
1929-05-06
Method for Manufacturing Porous Building Materials.
DK43098C
(en )
1930-10-06
Procedure for Foundation of Structures.
DK44084C
(en )
1931-05-04
Procedure for the manufacture of reinforced concrete articles.
DK39323C
(en )
1928-10-01
Method for Manufacturing Bituminous Concrete.
GR2090B
(en )
1928-12-24
METHOD FOR CONSTRUCTION OF GAS CONCRETE.
DK40438C
(en )
1929-07-08
Method for Manufacturing a Porous Building Material.
DK35324C
(en )
1925-11-30
Method for Manufacturing Porous Concrete.
DK37659C
(en )
1927-07-04
Method of Making Cement.
DK38320C
(en )
1928-01-02
Method of Making a Bladder Insulation Material.
ES108906A1
(en )
1928-09-16
Adiethermic concrete.
DK37476C
(en )
1927-05-16
Concrete slab for building use and method for manufacturing the same.
ES111424A1
(en )
1929-04-16
An artificial stone construction element that forms formwork.
DK47256C
(en )
1933-04-24
Method of Manufacturing Hydraulic Cement.
DK35216C
(en )
1925-11-02
Framework of Beams of Cement Concrete.
DK43754C
(en )
1931-02-23
Building construction.
DK44588C
(en )
1931-09-14
Building construction.
GR1898B
(en )
1928-06-28
METHOD OF CONSTRUCTION OF AN EARTHQUAKE.
DK37771C
(en )
1927-08-01
Procedure for Construction of Buildings.